1 2010-05-13 Jeff Law <law@redhat.com>
3 * ira-conflicts.c (print_allocno_conflicts): New function broken out
5 (print_conflicts): Call print_allocno_conflicts.
7 2010-05-13 Jakub Jelinek <jakub@redhat.com>
10 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
13 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
15 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
16 t-mingw-w64 or t-mingw-w32 for multilib configuration.
17 * config/i386/t-mingw-w32: New.
18 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
20 2010-05-13 Martin Jambor <mjambor@suse.cz>
22 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
24 * gimple-fold.c (get_base_binfo_for_type): New function.
25 (gimple_get_relevant_ref_binfo): Likewise.
26 (gimple_fold_obj_type_ref_known_binfo): Likewise.
27 (gimple_fold_obj_type_ref): Likewise.
28 (fold_gimple_call): Simplify condition for folding virtual calls
29 and call gimple_fold_obj_type_ref.
30 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
31 (gimple_fold_obj_type_ref_known_binfo): Likewise.
33 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
35 * config/rs6000/rs6000-protos.h
36 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
37 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
38 (rs6000_debug_mode_dependent_address)
39 (rs6000_mode_dependent_address_ptr): Likewise.
41 2010-05-13 Jakub Jelinek <jakub@redhat.com>
44 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
46 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
47 * tree-sra.c (create_access_replacement): Call unshare_expr before
48 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
50 * dwarf2out.c: Include tree-flow.h.
51 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
52 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
53 Handle DW_OP_bit_piece.
54 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
55 construct_piece_list, adjust_piece_list): New functions.
56 (add_var_loc_to_decl): Handle SRA optimized variables.
57 Adjust for var_loc_note to loc field renaming.
58 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
60 (new_loc_descr_op_bit_piece): New function.
61 (dw_sra_loc_expr): New function.
62 (dw_loc_list): Use it. Don't handle the last range after the
63 loop, handle it inside of the loop. Adjust for var_loc_note
64 to loc field renaming.
65 (add_location_or_const_value_attribute): Only special case
66 single entry loc lists if loc is NOTE_P. Adjust for
67 var_loc_note to loc field renaming.
68 (dwarf2out_var_location): Don't set newloc->var_loc_note
69 and newloc->next here.
71 2010-05-12 Jan Hubicka <jh@suse.cz>
73 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
74 * cgraph.h (cgraph_only_called_directly_p,
75 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
76 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
77 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
79 * ipa.c (cgraph_remove_unreachable_nodes): Use
80 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
81 * tree-inline.c (copy_bb): Check address_taken flag.
82 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
83 externally_visible flag.
85 2010-05-12 Jason Merrill <jason@redhat.com>
89 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
90 * sdbout.c (plain_type_1): Likewise.
91 * dwarf2out.c (is_base_type): Likewise.
92 (gen_type_die_with_usage): Likewise. Generate
93 DW_TAG_unspecified_type for any LANG_TYPE.
95 2010-05-12 Jan Hubicka <jh@suse.cz>
97 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
99 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
100 (cgraph_clone_edge): Update.
101 (cgraph_node_remove_callees): Remove indirect calls too.
102 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
103 (cgraph_create_indirect_edge): Update prototype.
104 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
105 is_proper_for_analysis.
106 (add_new_function, visited_nodes, function_insertion_hook_holder,
107 get_local_reference_vars_info, mark_address_taken, mark_address,
108 mark_load, mark_store, check_asm_memory_clobber, check_call,
109 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
110 (ipa_init): Do not initialize visited_nodes;
111 function_insertion_hook_holder.
112 (analyze_variable): Rewrite.
113 (analyze_function): Rewrite.
114 (copy_local_bitmap): Remove.
115 (duplicate_node_dat): Do not duplicate local info.
116 (generate_summary): Simplify to only walk cgraph.
117 (write_node_summary_p, ipa_reference_write_summary,
118 ipa_reference_read_summary): Remove.
119 (propagate): Do not remove function insertion;
121 (pass_ipa_reference): NULLify summary handling fields.
122 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
123 (input_edge): Input ecf_flags.
124 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
125 (update_indirect_edges_after_inlining): Ignore edges with unknown
128 2010-05-12 Sriraman Tallam <tmsriram@google.com>
130 * implicit-zee.c: New file.
131 * tree-pass.h (pass_implicit_zee): Declare.
132 * passes.c (init_optimization_passes): Add zee pass.
133 * common.opt (fzee): New flag.
134 * timevar.def (TV_ZEE): Define.
135 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
137 * Makefile.in (implicit-zee.o): Add new build file.
139 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
140 Nathan Froyd <froydnj@codesourcery.com>
142 * c-common.c (sync_resolve_params): Remove write-only variable.
144 2010-05-12 Anatoly Sokolov <aesok@post.ru>
146 * target.h (struct gcc_target): Add mode_dependent_address_p field.
147 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
148 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
149 * targhooks.c (default_mode_dependent_address_p): New function.
150 * targhooks.h (default_mode_dependent_address_p): Declare function.
151 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
152 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
153 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
154 target hook. Change return type to bool.
155 * recog.h: (mode_dependent_address_p): Change return type to bool.
157 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
158 Nathan Froyd <froydnj@codesourcery.com>
160 * tree-mudflap.c (build_function_type_0, build_function_type_1,
161 build_function_type_2, build_function_type_3): Remove.
162 (mudflap_init): Use build_function_type_list.
164 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
165 Nathan Froyd <froydnj@codesourcery.com>
167 * coverage.c (build_fn_info_value): Call build_constructor instead of
168 build_constructor_from_list.
169 (build_ctr_info_value): Likewise.
170 (build_gcov_info): Likewise.
172 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
174 * tree.c (build_constructor): Compute TREE_CONSTANT for the
175 resultant constructor.
176 (build_constructor_single): Don't set TREE_CONSTANT.
177 (build_constructor_from_list): Don't compute TREE_CONSTANT.
179 2010-05-12 Jan Hubicka <jh@suse.cz>
181 * cgraph.h (struct varpool_node): Add aux.
182 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
183 * varpool.c (varpool_remove_node): Do not remove initializer.
184 (varpool_reset_queue): Export.
185 (varpool_finalize_decl): Volatile vars are forced to be output.
186 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
188 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
189 process_references, varpool_can_remove_if_no_refs): New functions.
190 (cgraph_remove_unreachable_nodes): Handle variables too.
192 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
195 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
197 2010-05-12 Jakub Jelinek <jakub@redhat.com>
200 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
201 change value of ORT_TASK.
202 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
203 (omp_notice_threadprivate_variable): New function.
204 (omp_notice_variable): Call it for threadprivate variables.
205 If enclosing ctx is a task, print enclosing task rather than
206 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
207 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
208 if task has untied clause.
211 * dwarf2out.c (base_type_die): Don't add name attribute here.
212 (modified_type_die): Instead of sizetype use
213 its underlying original type. If a DW_TAG_base_type doesn't
214 have name added, add __unknown__.
215 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
216 always call force_type_die instead.
218 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
220 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
221 for __stack_chk_guard.
223 2010-05-11 Jakub Jelinek <jakub@redhat.com>
225 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
226 don't call start_source_file debug hook here...
227 (finish_options): ... but here, after outputting predefined and
228 command line defines and undefs.
231 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
233 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
234 optimizing away empty bb with no successors, move over its
235 footer chain to fallthru predecessor.
236 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
237 (rtl_split_edge): For asm goto call patch_jump_insn even if
238 splitting fallthru edge.
241 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
242 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
243 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
244 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
248 * c-parser.c (c_parser_expression): Mark LHS of a comma
249 expression as read if it is a decl, handled component or
250 COMPOUND_EXPR with that on the RHS.
251 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
252 if it is a decl or handled component.
254 2010-05-11 Jan Hubicka <jh@suse.cz>
256 * lto-symtab.c (lto_symtab_free): New function.
257 * lto-streamer.h (lto_symtab_free): Declare.
259 2010-05-11 Jan Hubicka <jh@suse.cz>
261 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
262 that if function is needed it is reachable.
263 (lto_output_node): See if it the function is reachable or referenced.
264 (output_cgraph): Update call of lto_output_node.
265 * lto-streamer.h (reachable_from_other_partition_p): Declare.
267 2010-05-11 Jan Hubicka <jh@suse.cz>
269 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
272 2010-05-11 Jan Hubicka <jh@suse.cz>
274 PR tree-optimize/44063
275 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
276 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
278 (estimate_function_body_sizes): Compute sizes even when disregarding.
280 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
282 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
284 2010-05-11 Jan Hubicka <jh@suse.cz>
286 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
289 2010-05-11 Jan Hubicka <jh@suse.cz>
291 * matrix-reorg.c (matrix_reorg): Rebuild edges.
293 2010-05-11 Jan Hubicka <jh@suse.cz>
295 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
296 lto_streamer_cache_delete): Put nodes into heap.
297 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
300 2010-05-11 Jan Hubicka <jh@suse.cz>
302 * cgraphbuild.c (cgraph_rebuild_references): New.
303 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
305 * cgraph.h (cgraph_rebuild_references): Declare.
306 * tree-inline.c (tree_function_versioning): Use it.
307 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
309 2010-05-11 Jan Hubicka <jh@suse.cz>
311 * cgraph.c: Include ipa-utils.h
312 (cgraph_create_virtual_clone): Update references.
313 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
315 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
317 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
318 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
321 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
323 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
325 2010-05-11 Jakub Jelinek <jakub@redhat.com>
327 * gcc.c (execute): For -### don't quote arguments that
328 contain just alphanumerics and _/-. characters.
329 * doc/invoke.texi: Document that change for -###.
332 * df-problems.c (struct dead_debug): Add to_rescan field.
333 (dead_debug_init): Clear to_rescan field.
334 (dead_debug_finish): Rescan all debug insns in to_rescan
335 bitmap and free the bitmap.
336 (dead_debug_insert_before): Instead of rescanning debug insns
337 immediately queue their rescanning until dead_debug_finish.
338 (df_note_bb_compute): After dead_debug_add do continue instead
341 2010-05-10 Jakub Jelinek <jakub@redhat.com>
344 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
345 clear also INSN_REG_USE_LIST.
347 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
349 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
351 2010-05-10 Jan Hubicka <jh@suse.cz>
353 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
355 2010-05-10 Jan Hubicka <jh@suse.cz>
357 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
359 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
360 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
361 (lto_streamer_cache_create): Init alloc pool.
362 (lto_streamer_cache_delete): Free alloc pool.
363 * lto-streamer.h: Include alloc pool.
364 (lto_streamer_cache_d): Use alloc pool.
365 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
367 2010-05-10 Jan Hubicka <jh@suse.cz>
369 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
370 * cgraphbuild.c: Include except.h
371 (record_type_list, record_eh_tables): New function.
372 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
374 2010-05-10 Jan Hubicka <jh@suse.cz>
376 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
377 __frame_dummy_init_array_entry, force_to_data): Attribute as used
380 2010-05-10 Michael Matz <matz@suse.de>
382 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
383 (can_reassociate_p): Use FLOAT_TYPE_P.
384 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
385 (vect_force_simple_reduction): ... this.
386 * tree-parloops.c (gather_scalar_reductions): Use
387 vect_force_simple_reduction.
388 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
389 vect_is_simple_reduction, add modify argument, if true rewrite
391 (vect_is_simple_reduction, vect_force_simple_reduction): New
393 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
395 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
396 Vladimir Makarov <vmakarov@redhat.com>
398 PR rtl-optimization/44012
399 * ira-build.c (remove_unnecessary_allocnos): Nullify
400 regno_allocno_map of the removed allocno.
402 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
406 * configure: Regenerate.
408 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
410 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
412 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
413 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
415 * configure: Regenerate.
417 2010-05-10 Richard Guenther <rguenther@suse.de>
419 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
420 marked if the entry identifier is marked.
422 2010-05-10 Richard Guenther <rguenther@suse.de>
424 * c-common.c (struct c_common_attributes): Add fnspec attribute.
425 (handle_fnspec_attribute): New function.
426 * gimple.h (gimple_call_return_flags): Declare.
427 (gimple_call_arg_flags): Likewise.
428 * gimple.c (gimple_call_arg_flags): New function.
429 (gimple_call_return_flags): Likewise.
430 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
432 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
434 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
435 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
437 (make_heapvar_for): ... this new function.
438 (handle_rhs_call): Handle fnspec attribute argument specifiers.
439 (handle_lhs_call): Likewise.
440 (find_func_aliases): Adjust.
442 2010-05-10 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/44050
445 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
447 2010-05-10 Wei Guozhi <carrot@google.com>
450 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
452 2010-05-09 Joseph Myers <joseph@codesourcery.com>
455 * c-typeck.c (lookup_field): Take a type directly. Update
457 (build_component_ref): Update call to lookup_field.
458 (set_init_label): Use lookup_field to find initialized field.
459 Handle returned list of fields like a sequence of designators.
461 2010-05-09 Richard Guenther <rguenther@suse.de>
464 * fold-const.c (tree_single_nonzero_warnv_p): Properly
465 handle &FUNCTION_DECL.
467 2010-05-09 Joseph Myers <joseph@codesourcery.com>
470 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
471 structures and unions recursively.
472 (detect_field_duplicates): Move duplicate detection with a hash to
473 detect_field_duplicates_hash. Always use a hash if anonymous
474 structures or unions are present.
475 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
478 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
482 detect Atom, Core 2 and Core i7.
484 2010-05-09 Richard Guenther <rguenther@suse.de>
486 * gcc.c (store_arg): Handle temporary file deletion for
489 2010-05-09 Richard Guenther <rguenther@suse.de>
492 * ipa-inline.c (estimate_function_body_sizes): Return after
493 disregarding inline limits.
495 2010-05-09 Richard Guenther <rguenther@suse.de>
497 * gcc.c (store_arg): Revert last change.
499 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
502 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
503 (optimize_ops_list): Call it.
505 2010-05-08 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/44030
508 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
509 NECESSARY flag if we propagate from a inserted expression.
511 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
513 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
514 domain types as equal if they are both PLACEHOLDER_EXPRs.
516 2010-05-08 Richard Guenther <rguenther@suse.de>
518 * lto-wrapper.c (run_gcc): Remove linker output from
519 command line for LTRANS invocation.
521 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
523 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
524 lto-macho as lto_binary_reader.
525 * target.h (struct gcc_target): New hooks lto_start and lto_end.
526 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
527 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
528 in lto_start and lto_end calls.
529 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
531 (scan_prog_file): Update is_elf_or_coff call.
532 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
534 * collect2.c (main): Fix enum comparison.
536 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
538 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
539 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
540 and TARGET_ASM_LTO_END.
541 * darwin.c: Include obstack.h and lto-streamer.h.
542 (lto_section_names_offset, lto_section_names_obstack,
543 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
545 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
546 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
548 (darwin_asm_lto_end): New function. Restore asm_out_file.
549 (darwin_asm_named_section): For LTO sections, replace the name with
550 the offset of the section name in a string table, and build this
552 (darwin_file_start): Initialize global vars for LTO support.
553 (darwin_file_end): If output to asm_out_file was redirected, append it
554 to the proper asm_out_file here. Add the section names section.
556 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
558 * c-pragma.c (pending_weak_d, pending_weak): New.
559 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
560 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
561 handle_pragma_weak): Update the uses of pending_weaks.
563 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
565 PR documentation/44016
566 * doc/standards.texi (Standards): Link to unversioned
567 cxx0x_status.html page.
569 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
572 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
573 in addition to TREE_USED, to avoid "set but unused" warnings.
575 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
577 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
578 (is_loop_prefetching_profitable): Do not insert prefetches
579 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
580 times the prefetch ahead distance.
582 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
584 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
585 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
586 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
589 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
591 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
592 a diagnostic info when the insn-to-mem ratio is too small.
594 2010-05-07 Richard Guenther <rguenther@suse.de>
596 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
598 (store_arg): Queue temp_filename for deletion instead of
601 2010-05-07 Richard Guenther <rguenther@suse.de>
603 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
604 (run_gcc): Handle LTRANS phase invocation.
605 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
607 2010-05-07 Jakub Jelinek <jakub@redhat.com>
609 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
610 this is also meaningful on PARM_DECLs and RESULT_DECLs.
612 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
614 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
616 2010-05-07 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/44020
619 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
620 code when PRE is not yet initialized.
622 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
624 * config/mips/dbxmdebug.h: Remove.
625 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
627 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
629 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
630 with null pointer and also warn about ordered comparison of zero with
633 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
635 * graphite-blocking.c
636 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
637 * graphite-clast-to-gimple.c
638 (clast_to_gcc_expression): Same.
639 (precision_for_value): Same.
640 (precision_for_interval): Same.
641 (gcc_type_for_interval): Same.
642 (graphite_create_new_guard): Same.
643 (compute_bounds_for_level): Same.
644 (graphite_create_new_loop_guard): Same.
645 * graphite-interchange.c
646 (build_linearized_memory_access): Same.
647 (pdr_stride_in_loop): Same.
648 (memory_strides_in_loop_1): Same.
649 (memory_strides_in_loop): Same.
650 (extend_scattering): Same.
651 (psct_scattering_dim_for_loop_depth): Same.
652 (pbb_number_of_iterations): Same.
654 (debug_iteration_domains): Same.
656 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
657 (ppl_set_inhomogeneous_gmp): Same.
658 (ppl_strip_loop): Same.
659 (ppl_lexico_compare_linear_expressions): Same.
660 (ppl_read_polyhedron_matrix): Same.
661 (ppl_max_for_le_pointset): Same.
663 (ppl_read_polyhedron_matrix): Same.
664 (tree_int_to_gmp): Same.
665 (gmp_cst_to_tree): Same.
666 (ppl_set_inhomogeneous): Same.
667 (ppl_set_inhomogeneous_tree): Same.
668 (ppl_set_coef): Same.
669 (ppl_set_coef_tree): Same.
670 * graphite-sese-to-poly.c
671 (build_pbb_scattering_polyhedrons): Same.
672 (build_scop_scattering): Same.
673 (scan_tree_for_params_right_scev): Same.
674 (scan_tree_for_params): Same.
675 (find_params_in_bb): Same.
676 (find_scop_parameters): Same.
677 (add_upper_bounds_from_estimated_nit): Same.
678 (build_loop_iteration_domains): Same.
679 (add_condition_to_domain): Same.
680 (pdr_add_memory_accesses): Same.
682 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
684 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
685 CLooG's value_* macros to their respective mpz_* counterparts.
686 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
687 (graphite_create_new_loop_guard): Same.
688 * graphite-interchange.c (build_linearized_memory_access): Same.
689 (pdr_stride_in_loop): Same.
690 (memory_strides_in_loop_1): Same.
691 (1st_interchange_profitable_p): Same.
692 * graphite-poly.c (extend_scattering): Same.
693 (psct_scattering_dim_for_loop_depth): Same.
694 (pbb_number_of_iterations): Same.
695 (pbb_number_of_iterations_at_time): Same.
696 * graphite-poly.h (new_1st_loop): Same.
697 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
698 (oppose_constraint): Same.
699 (insert_constraint_into_matrix): Same.
700 (ppl_set_inhomogeneous_gmp): Same.
701 (ppl_set_coef_gmp): Same.
702 (ppl_strip_loop): Same.
703 (ppl_lexico_compare_linear_expressions): Same.
704 (ppl_max_for_le_pointset): Same.
705 (ppl_min_for_le_pointset): Same.
706 (ppl_build_realtion): Same.
707 * graphite-ppl.h (gmp_cst_to_tree): Same.
708 (ppl_set_inhomogeneous): Same.
709 (ppl_set_inhomogeneous_tree): Same.
710 (ppl_set_coef): Same.
711 (ppl_set_coef_tree): Same.
712 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
713 (build_scop_scattering): Same.
714 (add_value_to_dim): Same.
715 (scan_tree_for_params_right_scev): Same.
716 (scan_tree_for_params_int): Same.
717 (scan_tree_for_params): Same.
718 (find_params_in_bb): Same.
719 (find_scop_parameters): Same.
720 (add_upper_bounds_from_estimated_nit): Same.
721 (build_loop_iteration_domains): Same.
722 (create_linear_expr_from_tree): Same.
723 (add_condition_to_domain): Same.
724 (pdr_add_memory_accesses): Same.
726 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
727 Jason Merrill <jason@redhat.com>
729 * c-common.c (c_common_reswords): Add nullptr.
730 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
731 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
732 (gen_type_die_with_usage): Likewise.
733 * dbxout.c (dbxout_type): Likewise.
734 * sdbout.c (plain_type_1): Likewise.
736 2010-05-06 Jason Merrill <jason@redhat.com>
738 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
739 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
741 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
743 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
744 stripping WITH_SIZE_EXPR.
745 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
748 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
750 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
751 list of obsolete configurations.
752 Disabled check for obsolete configurations.
753 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
754 Removed support for previous versions.
755 * config/mips/iris.h: Removed.
756 * config/mips/iris5.h: Removed.
757 * config/mips/iris6.h: Merged old iris.h contents.
758 (TARGET_IRIX): Removed.
759 (DRIVER_SELF_SPECS): Removed mabi=32.
760 (IDENT_ASM_OP): Removed undef.
761 (STARTFILE_SPEC): Removed mabi=32.
762 (ENDFILE_SPEC): Likewise.
763 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
764 (MACHINE_TYPE): Update for IRIX 6.5.
765 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
766 TARGET_IRIX by TARGET_IRIX6.
767 (mips_file_start): Likewise.
768 (mips_output_external): Remove IRIX 5/6 O32 support.
769 (mips_output_function_prologue): Likewise.
770 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
772 (TARGET_CPU_CPP_BUILTINS): Likewise.
773 (TARGET_IRIX): Removed.
774 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
775 (MULTILIB_DIRNAMES): Removed 32.
776 (MULTILIB_OSDIRNAMES): Removed ../lib.
777 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
778 (Specific, mips-sgi-irix5): Document removal.
779 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
780 Remove references to older IRIX 6 releases and the O32 ABI.
782 2010-05-06 Jakub Jelinek <jakub@redhat.com>
785 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
786 instead of DF_REF_REAL_REG.
788 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
791 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
792 handling to still return true for x64 targets.
794 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
796 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
798 2010-05-06 Jan Hubicka <jh@suse.cz>
800 PR tree-optimization/43791
801 * ipa-inline.c (update_caller_keys): Remove bogus
802 disregard_inline_limits check.
804 2010-05-06 Michael Matz <matz@suse.de>
806 PR tree-optimization/43984
807 * tree-ssa-pre.c (inserted_phi_names): Remove.
808 (inserted_exprs): Change to bitmap.
809 (create_expression_by_pieces): Set bits, don't append to vector.
810 (insert_into_preds_of_block): Don't handle inserted_phi_names.
811 (eliminate): Don't look at inserted_phi_names, remove deleted
812 insns from inserted_exprs.
813 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
814 (init_pre, fini_pre): Allocate and free bitmaps.
815 (execute_pre): Insert insns on edges before elimination.
817 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
819 * tree.c (initializer_zerop): Handle STRING_CST.
821 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
824 * doc/invoke.texi (Wimplicit): Document as C only.
825 * opts.c (common_handle_option): Add argument kind.
826 (handle_option): Rename as read_cmdline_option. Factor out code to...
827 (handle_option): ... here. New.
828 (handle_options): Rename as read_cmdline_options.
829 (decode_options): Update call.
830 (set_option): Use option index instead of option pointer. Classify
831 diagnostics correctly.
832 (enable_warning_as_error): Call handle_option.
833 * opts.h (set_option): Update declaration.
834 (handle_option): Declare.
835 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
836 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
837 * c-opts.c (set_Wimplicit): Delete.
838 (c_family_lang_mask): New static constant.
839 (c_common_handle_option): Add argument kind. Use handle_option
840 instead of set_Wimplicit.
841 (c_common_post_options): warn_implicit and warn_implicit_int
842 are disabled by default.
843 * c-common.c (warn_implicit): Do not define here.
844 * c-common.h (warn_implicit): Do not declare here.
845 (c_common_handle_option): Update declaration.
846 * lto-opts.c (lto_reissue_options): Update call to set_option.
848 2010-05-06 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/43571
851 * domwalk.c (walk_dominator_tree): Walk the dominator
852 sons in more optimal order.
854 2010-05-06 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/43934
857 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
858 (stmt_cost): Likewise.
859 (extract_true_false_args_from_phi): New helper.
860 (determine_max_movement): For PHI nodes verify we can hoist them
861 and compute their cost.
862 (determine_invariantness_stmt): Handle PHI nodes.
863 (move_computations_stmt): Likewise. Hoist PHI nodes in
864 if-converted form using COND_EXPRs.
865 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
866 (tree_ssa_lim): Likewise.
867 * tree-flow.h (tree_ssa_lim): Adjust prototype.
868 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
870 2010-05-06 Richard Guenther <rguenther@suse.de>
872 PR tree-optimization/43987
873 * tree-ssa-structalias.c (could_have_pointers): For possibly
874 address-taken variables force pointers to be recorded.
875 (create_variable_info_for_1): Likewise.
876 (push_fields_onto_fieldstack): Pass in wheter all fields
878 (find_func_aliases): Query types instead of vars whether
879 they contain pointers where appropriate.
881 2010-05-06 Jan Hubicka <jh@suse.cz>
883 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
884 (record_reference, mark_address, mark_load, mark_store): Record
886 (record_references_in_initializer): Update call of record_references.
887 (rebuild_cgraph_edges): Remove all references before rebuiding.
888 * cgraph.c (cgraph_create_node): Clear ref list.
889 (cgraph_remove_node): Remove references.
890 (dump_cgraph_node): Dump references.
891 (cgraph_clone_node): Clone references.
892 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
893 (struct cgraph_node, varpool_node): Add ref_lst.
894 * ipa-ref.c: New file.
895 * ipa-ref.h: New file.
896 * ipa-ref-inline.h: New file.
897 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
898 (referenced_from_other_partition_p): New function.
899 (lto_output_varpool_node): Take set arugment; call
900 referenced_from_other_partition.
901 (lto_output_ref): New.
902 (add_references): New.
904 (output_cgraph): Compute boundary based on references; output refs.
905 (output_varpool): Accept cgraph_node_set argument.
908 (input_cgraph): Call input_refs.
909 * lto-section-in.c (lto_section_name): Add refs.
910 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
911 (ipa-ref.o): New file.
912 * varpool.c (varpool_node): Clear ipa ref list.
913 (varpool_remove_node): Remove references.
914 (dump_varpool_node): Dump references.
915 (varpool_assemble_decl): Only compile finalized ones.
916 (varpool_extra_name_alias): Initialize ref list.
917 * lto-streamer.c (lto-get_section_name): Add .refs section.
918 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
919 (referenced_from_other_partition_p): Declared.
921 2010-05-06 Ira Rosen <irar@il.ibm.com>
923 PR tree-optimization/43901
924 * tree-vect-stmts.c (vectorizable_call): Assert that vector
925 type is not NULL if it's transformation phase, and return
926 FALSE if it's analysis.
927 (vectorizable_conversion, vectorizable_operation,
928 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
930 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
932 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
934 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
936 * config/mips/mips-protos.h
937 (mips_small_register_classes_for_mode_p): Delete prototype.
939 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
941 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
942 * config/arm/arm.c (multiple_operation_profitable_p,
943 compute_offset_order): New static functions.
944 (load_multiple_sequence, store_multiple_sequence): Use them.
945 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
946 memory offsets, not register numbers.
947 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
949 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
951 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
952 (get_pending_sizes, put_pending_size, put_pending_sizes):
953 Update the uses of pending_sizes.
954 * c-decl.c (store_parm_decls): Likewise.
955 * c-tree.h (struct c_arg_info): Likewise.
956 * tree.h: Update the prototype for get_pending_sizes and
959 2010-05-05 Jason Merrill <jason@redhat.com>
962 * c-common.c (handle_aligned_attribute): Respect
963 ATTR_FLAG_TYPE_IN_PLACE.
966 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
967 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
968 (TARGET_INITIALIZER): Use it.
969 * c-common.c (attribute_takes_identifier_p): Call it.
970 * c-common.h: Update prototype.
971 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
972 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
974 2010-05-05 Jakub Jelinek <jakub@redhat.com>
977 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
978 DW_ID_down_case for Fortran compilation units.
980 2010-05-05 Jan Hubicka <jh@suse.cz>
982 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
985 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
987 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
988 a variable-sized RESULT_DECL.
990 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
992 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
994 2010-05-05 Jason Merrill <jason@redhat.com>
997 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
999 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1001 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1002 Jakub Jelinek <jakub@redhat.com>
1005 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1006 (dead_debug_init, dead_debug_finish): New functions.
1007 (dead_debug_add, dead_debug_insert_before): Likewise.
1008 (df_note_bb_compute): Initialize a dead_debug object, add dead
1009 debug uses to it, insert debug bind insns before death insns,
1010 reset debug insns that refer to pending uses at the end.
1011 * rtl.h (make_debug_expr_from_rtl): New prototype.
1012 * varasm.c (make_debug_expr_from_rtl): New function.
1014 2010-05-05 Jan Hubicka <jh@suse.cz>
1016 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1017 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1018 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1019 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1020 lto_varpool_encoder_encode_initializer_p,
1021 lto_set_varpool_encoder_encode_initializer): New functions.
1022 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1023 call output_varpool.
1024 (input_varpool_node): Do not always set analyzed.
1025 (input_cgraph_1): Return vector of cgraph nodes.
1026 (input_varpool_1): Return vector of varpools.
1027 (input_cgraph): Free the vectors.
1028 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1029 output only initializers needed.
1030 (lto_output): Only call output_cgraph.
1031 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1032 * lto-section-out.c (lto_new_out_decl_state): Initialize
1033 state->varpool_node_encoder.
1034 * lto-streamer.h (lto_varpool_encoder_d): New.
1035 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1036 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1037 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1038 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1039 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1041 (output_varpool, input_varpool): Remove declarations.
1043 2010-05-05 Jan Hubicka <jh@suse.cz>
1045 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1046 with body can prevail.
1048 2010-05-05 Jan Hubicka <jh@suse.cz>
1050 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1053 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1055 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1057 * gengtype.h (erro_at_line): Constify pos argument.
1059 * gengtype.c: Include hashtab.h.
1060 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1061 (error_at_line): Constify pos argument.
1062 (do_typedef): Initialize p->opt field.
1063 (get_file_gtfilename): Fix comment typo.
1064 (struct walk_type_data): Constify line field.
1065 (get_output_file_for_structure): New function.
1066 (write_local_func_for_structure): Constify orig_s argument.
1067 Use get_output_file_for_structure.
1068 (write_func_for_structure): Use get_output_file_for_structure.
1069 (INDENT): New define.
1070 (dump_pair, dump_type, dump_type_list, dump_typekind)
1071 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1072 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1074 (seen_types): New variable.
1075 (main): New variable do_dump. Process "-d" command line option.
1076 Call dump_everything if dump requested.
1078 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1080 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1081 in a temporary instead of invoking the macro multiple times.
1082 (track_expr_p): Likewise.
1084 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1086 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1088 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1089 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1090 conditions for printing notes.
1091 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1092 true, update documentation.
1093 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1095 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1098 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1101 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1105 (*sse_prologue_save_insn1): Likewise.
1106 (SSE prologue save splitter): Likewise.
1108 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1110 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1111 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1112 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1113 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1114 all decls. Call it on DECL_FIELD_OFFSET of fields.
1115 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1116 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1118 2010-05-04 Martin Jambor <mjambor@suse.cz>
1120 * tree-sra.c (build_access_from_expr_1): The first parameter type
1121 changed to simple tree.
1122 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1123 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1125 (build_accesses_from_assign): Removed all parameters except for a
1126 simple gimple statement. Now returns a simple bool.
1127 (scan_function): All non-analysis parts moved to separate functions
1128 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1129 parameters and updated both callers.
1130 (sra_modify_expr): Removed parameter data.
1131 (sra_modify_function_body): New function.
1132 (perform_intra_sra): Call sra_modify_function_body to modify the
1134 (replace_removed_params_ssa_names): Parameter data changed into
1136 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1137 changed the parameter dont_convert to convert with the opposite
1139 (sra_ipa_modify_assign): Parameter data changed into adjustments
1140 vector, return value changed to bool.
1141 (ipa_sra_modify_function_body): New function.
1142 (sra_ipa_reset_debug_stmts): Updated a comment.
1143 (modify_function): Use ipa_sra_modify_function_body to modify function
1146 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1149 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1150 (canon_true_dependence): Likewise.
1151 (write_dependence_p): Likewise.
1153 2010-05-04 Jan Hubicka <jh@suse.cz>
1155 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1156 * cgraphbuild.c: Include ipa-utils.h
1157 (record_reference_ctx): New struct.
1158 (record_reference): Simplify to work on initializers; not statements.
1159 (mark_address, mark_load, mark_store): New.
1160 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1162 (record_references_in_initializer): Update use of record_reference.
1163 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1166 2010-05-04 Jan Hubicka <jh@suse.cz>
1168 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1169 node will be removed anyway.
1170 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1171 relink aliases of node into prevailing node.
1172 * varpool.c (varpool_remove_node): Remove aliases properly;
1173 when removing node, remove all its aliases too; remove DECL_INITIAL
1174 of removed node; ggc_free the varpool node.
1176 2010-05-04 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/43879
1179 * tree-ssa-structalias.c (alias_get_name): Use
1180 DECL_ASSEMBLER_NAME if available.
1181 (create_function_info_for): Return the varinfo node.
1182 (ipa_pta_execute): Associate same-body aliases and extra names
1183 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1185 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1187 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1189 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1192 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1193 only if HONOR_REG_ALLOC_ORDER is not defined.
1195 2010-05-04 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/43949
1198 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1201 2010-04-26 Jason Merrill <jason@redhat.com>
1203 * c.opt (-fstrict-enums): New.
1204 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1206 2010-05-03 David Ung <davidu@mips.com>
1207 James E. Wilson <wilson@codesourcery.com>
1209 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1210 emit the trap instruction before the divide for TUNE_74K.
1212 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1214 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1215 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1216 based on the above, for new target hook.
1218 * hooks.c (hook_bool_mode_true): New generic hook.
1219 * hooks.h (hook_bool_mode_true): Add prototype.
1221 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1223 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1224 target hook, set to hook_bool_mode_false.
1225 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1226 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1227 with targetm.small_register_classes_for_mode_p.
1228 (find_reusable_reload): Likewise.
1229 (combine_reloads): Likewise.
1230 * reload1.c (reload_as_needed): Likewise.
1231 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1232 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1233 dead_or_predicable): Likewise.
1234 * regmove.c (optimize_reg_copy_1): Likewise.
1235 * calls.c (prepare_call_address): Likewise.
1236 (precompute_register_parameters): Likewise.
1238 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1240 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1241 implementation of the hook that considers all register classes
1242 small except for SH64.
1243 (sh_override_options): Use the new hook.
1244 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1247 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1249 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1250 implementation of the hook that considers all register classes
1252 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1255 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1257 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1258 implementation of the hook that considers all register classes
1260 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1263 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1265 * config/m32c/m32c.h: Likewise.
1266 * config/pdp11/pdp11.h: Likewise.
1267 * config/avr/avr.h: Likewise.
1268 * config/xtensa/xtensa.h: Likewise.
1269 * config/m68hc11/m68hc11.h: Likewise.
1270 * config/mn10300/mn10300.h: Likewise.
1271 * config/mcore/mcore.h: Likewise.
1272 * config/h8300/h8300.h: Likewise.
1273 * config/bfin/bfin.h: Likewise.
1275 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1276 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1278 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1280 * double-int.h (tree_to_double_int): Remove macro.
1281 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1282 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1283 (tree_to_double_int): New function.
1284 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1286 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1288 2010-05-03 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/43971
1291 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1292 constraints in the !flag_delete_null_pointer_checks case.
1294 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1297 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1298 result mode matches original rtl mode.
1300 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1303 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1305 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1308 when processing flag options.
1310 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1312 * gcov-iov.c (main): Change format string placeholder
1313 from %#08x to 0x%08x.
1314 * genchecksum.c (dosum): Change format string placeholder
1315 from %#02x to 0x%02x.
1317 2010-05-02 Richard Guenther <rguenther@suse.de>
1319 PR tree-optimization/43879
1320 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1322 2010-05-02 Bruno Haible <bruno@clisp.org>
1324 * doc/extend.texi (Function Attributes): Fix a typo.
1326 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1329 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1330 placeholder from 0x%x to %#x.
1331 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1332 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1333 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1334 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1335 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1336 * config/i386/i386.c (ix86_target_string): Ditto.
1337 * config/i386/i386.c (output_pic_addr_const): Ditto.
1338 (print_operand): Ditto.
1340 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1342 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1343 placeholder from 0x%x to %#x.
1344 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1345 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1346 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1347 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1348 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1349 * optc-gen.awk: Ditto.
1350 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1351 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1352 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1353 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1355 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1357 * target.h (struct calls): Add function_value_regno_p field.
1358 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1359 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1360 * targhooks.c (default_function_value_regno_p): New function.
1361 * targhooks.h (default_function_value_regno_p): Declare function.
1362 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1363 * builtins.c. (apply_result_size): (Ditto.).
1364 * combine.c. (likely_spilled_retval_p): (Ditto.).
1365 * mode-switching.c. Include 'target.h'.
1366 (create_pre_exit): Use function_value_regno_p hook.
1367 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1368 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1369 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1371 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1372 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1373 (ix86_function_value_regno_p): Declare as static, change argument
1374 type to const unsigned int.
1375 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1377 2010-05-01 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/43949
1380 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1382 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1384 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1386 * rtl.h (CONST_DOUBLE_P): Define.
1387 (rtx_to_double_int): Declare.
1388 * emit-rtl.c (rtx_to_double_int): New function.
1389 * dwarf2out.c (insert_double): New function.
1390 (loc_descriptor, add_const_value_attribute): Clean up, use
1391 rtx_to_double_int and insert_double functions.
1393 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1395 * doc/extend.texi (Inline): Add missing return keyword to examples.
1396 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1399 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1401 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1402 the variable part of the offset as well. Use highest_pow2_factor for
1403 all alignment checks.
1405 2010-04-30 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43879
1408 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1411 2010-04-30 Jan Hubicka <jh@suse.cz>
1413 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1415 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1417 2010-04-30 Jan Hubicka <jh@suse.cz>
1419 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1421 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1422 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1423 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1424 cgraph_node_set_needs_ltrans_p): Remove.
1426 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1428 * sdbout.c: Include vec.h, do not include varray.h.
1429 (deferred_global_decls, sdbout_global_decl,
1430 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1431 * toplev.c: Do not include varray.h.
1432 (dump_memory_report): Do not dump VARRAY statistics.
1433 * gengtype.c (open_base_file): Ignore varray.h.
1434 * Makefile.in: Update for abovementioned changes.
1435 Remove all traces of varray.c and varray.h.
1436 * varray.c: Remove file.
1437 * varray.h: Remove file.
1439 2010-04-30 Jan Hubicka <jh@suse.cz>
1441 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1444 2010-04-30 Jan Hubicka <jh@suse.cz>
1446 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1449 2010-04-30 Richard Guenther <rguenther@suse.de>
1451 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1452 constraints for CONSTRUCTOR.
1454 2010-04-30 Richard Guenther <rguenther@suse.de>
1457 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1458 first after all lowering passes.
1460 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1462 * toplev.c: Include varray.h for statistics dumping.
1463 * tree.h: Do not declare varray_head_tag.
1464 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1465 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1466 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1467 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1468 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1469 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1470 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1471 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1473 * Makefile.in: Update for abovementioned changes.
1475 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1478 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1480 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1482 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1483 Use this function to do machine-specific conversion.
1484 (picochip_legitimize_reload_address): Likewise.
1485 (picochip_legitimate_address_p): Check valid base register only if
1487 (picochip_check_conditional_copy): Check for modw only if opnd is
1489 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1490 to call the function in c.
1491 * config/picochip/picochip-protos.h
1492 (picochip_legitimize_reload_address): Define.
1493 * config/picochip/picochip.md (supported_compare1): Define.
1495 2010-04-30 Jan Hubicka <jh@suse.cz>
1497 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1498 (cgraph_global_info): Remove inlined.
1499 (LTO_cgraph_tag_names): Remove.
1500 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1501 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1502 simplify cgraph tags and document.
1503 (lto_output_node): Use only LTO_cgraph_unavail_node and
1504 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1505 for_functions_valid, global info, process and output flags.
1506 (input_overwrite_node): Initialize estimated stack size and
1507 estimated growth. Do not read flags we no longer store.
1508 (input_node): Likewise do not read info no longer stored.
1509 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1512 2010-04-30 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/43879
1515 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1516 handle non-zero initializers.
1518 2010-04-30 Richard Guenther <rguenther@suse.de>
1520 * builtins.c (fold_builtin_1): Delete free (0).
1522 2010-04-29 Jan Hubicka <jh@suse.cz>
1524 * gengtype.c (open_base_files): Add lto-streamer.h
1525 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1526 (pass_ipa_cp): GGC collect.
1527 * toplev. (compile_file): Do not output symbols.
1528 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1529 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1530 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1531 * lto-section-in.c: Include ggc.h
1532 (lto_new_in_decl_state): Alloc in GGC.
1533 (lto_delete_in_decl_state): Likewise.
1534 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1537 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1540 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1541 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1542 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1543 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1544 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1545 account only if HONOR_REG_ALLOC_ORDER is not defined.
1546 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1547 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1549 2010-04-29 Jon Grant <04@jguk.org>
1551 * collect2.c (vflag): Change type from int to bool.
1553 (helpflag): New global bool.
1554 (main): Set vflag and debug with boolean, not integer truth values.
1555 Accept new "--help" option and output usage text if found.
1556 * collect2.h (vflag): Update prototype.
1559 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1562 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1564 2010-04-29 Richard Guenther <rguenther@suse.de>
1567 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1568 with ATTRIBUTE_UNUSED.
1570 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1573 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1574 INSN_P with NONDEBUG_INSN_P.
1575 (distance_non_agu_define): Likewise.
1576 (distance_agu_use): Likewise.
1578 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1580 From Dominique d'Humieres <dominiq@lps.ens.fr>
1582 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1585 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1587 * plugin.h (invoke_plugin_callbacks): New inline function.
1588 * plugin.c (flag_plugin_added): New global flag.
1589 (add_new_plugin): Initialize above flag.
1590 (invoke_plugin_callbacks): Rename to ...
1591 (invoke_plugin_callbacks_full): ... this.
1593 2010-04-28 Jan Hubicka <jh@suse.cz>
1595 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1596 (lto_varpool_replace_node): New.
1597 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1598 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1599 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1600 * cgraph.h (varpool_node_ptr): New type.
1601 (varpool_node_ptr): New vector.
1602 (varpool_node_set_def): New structure.
1603 (varpool_node_set): New type.
1604 (varpool_node_set): New vector.
1605 (varpool_node_set_element_def): New structure.
1606 (varpool_node_set_element, const_varpool_node_set_element): New types.
1607 (varpool_node_set_iterator): New type.
1608 (varpool_node): Add prev pointers, add used_from_other_partition,
1610 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1611 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1612 varpool_get_node, varpool_remove_node): Declare.
1613 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1614 varpool_node_set_size): New inlines.
1615 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1616 * tree-pass.h (varpool_node_set_def): Forward declare.
1617 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1618 (ipa_write_optimization_summaries): Update prototype.
1619 * ipa-cp.c (ipcp_write_summary): Update.
1620 * ipa-reference.c (ipa_reference_write_summary): Update.
1621 * lto-cgraph.c (lto_output_varpool_node): New static function.
1622 (output_varpool): New function.
1623 (input_varpool_node): New static function.
1624 (input_varpool_1): New function.
1625 (input_cgraph): Input varpool.
1626 * ipa-pure-const.c (pure_const_write_summary): Update.
1627 * lto-streamer-out.c (lto_output): Update, output varpool too.
1628 (write_global_stream): Kill WPA hack.
1629 (produce_asm_for_decls): Update.
1630 (output_alias_pair_p): Handle variables.
1631 (output_unreferenced_globals): Output only needed partition of varpool.
1632 * ipa-inline.c (inline_write_summary): Update.
1633 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1635 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1636 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1637 varpool_node_set_new, varpool_node_set_add,
1638 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1639 debug_varpool_node_set): New functions.
1640 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1641 (execute_one_pass): Process new decls too.
1642 (ipa_write_summaries_2): Pass around vsets.
1643 (ipa_write_summaries_1): Likewise.
1644 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1646 (ipa_write_optimization_summaries_1): Pass around vsets.
1647 (ipa_write_optimization_summaries): Likewise.
1648 * varpool.c (varpool_get_node): New.
1649 (varpool_node): Update doubly linked lists.
1650 (varpool_remove_node): New.
1651 (dump_varpool_node): More dumping.
1652 (varpool_enqueue_needed_node): Update doubly linked lists.
1653 (decide_is_variable_needed): Kill ltrans hack.
1654 (varpool_finalize_decl): Kill lto hack.
1655 (varpool_assemble_decl): Skip decls in other partitions.
1656 (varpool_assemble_pending_decls): Update doubly linkes lists.
1657 (varpool_empty_needed_queue): Likewise.
1658 (varpool_extra_name_alias): Likewise.
1659 * lto-streamer.c (lto_get_section_name): Add vars section.
1660 * lto-streamer.h (lto_section_type): Update.
1661 (output_varpool, input_varpool): Declare.
1663 2010-04-28 Mike Stump <mikestump@comcast.net>
1665 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1667 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1669 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1670 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1671 (lto_input_ts_type_tree_pointers): Likewise.
1672 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1673 (lto_output_ts_type_tree_pointers): Likewise.
1675 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1677 Uniquization of constants at the Tree level
1678 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1679 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1681 (tree_output_constant_def): Declare.
1682 * gimplify.c (gimplify_init_constructor): When using block copy, first
1683 uniquize the constant constructor on the RHS.
1684 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1685 DECL_IN_CONSTANT_POOL flag.
1686 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1687 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1689 (assemble_variable): Deal with symbols belonging to the tree constant
1691 (get_constant_section): Add ALIGN parameter and simplify.
1692 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1693 (assemble_constant_contents): Use the expression of the VAR_DECL.
1694 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1695 (tree_output_constant_def): New global function.
1696 (mark_constant): Use the expression of the VAR_DECL.
1697 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1699 (output_object_block): Likewise and assemble the expression.
1701 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1703 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1704 hash_tree, eq_tree): New tree hash table.
1705 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1706 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1707 lto_orig_address_remove): Reimplement.
1709 2010-04-28 Xinliang David Li <davidxl@google.com>
1712 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1713 (compute_uninit_opnds_pos): New function.
1714 (is_non_loop_exit_postdominating): New function.
1715 (compute_control_dep_chain): New function.
1716 (find_pdom): New function.
1717 (convert_control_dep_chain_into_preds): New function.
1718 (find_predicates): New function.
1719 (find_control_equiv_block): New function.
1720 (collect_phi_def_edges): New function.
1721 (find_def_preds): New function.
1722 (find_dom): New function.
1723 (dump_predicates): New function.
1724 (get_cmp_code): New function.
1725 (is_value_included_in): New function.
1726 (find_matching_predicate_in_rest_chains): New function.
1727 (use_pred_not_overlap_with_undef_path_pred): New function.
1728 (is_use_properly_guarded): New function.
1729 (normalize_cond_1): New function.
1730 (is_and_or_or): New function.
1731 (normalize_cond): New function.
1732 (is_gcond_subset_of): New function.
1733 (is_subset_of_any): New function.
1734 (is_or_set_subset_of): New function.
1735 (is_and_set_subset_of): New function.
1736 (is_norm_cond_subset_of): New function.
1737 (is_pred_expr_subset_of): New function.
1738 (is_pred_chain_subset_of): New function.
1739 (is_included_in): New function.
1740 (is_superset_of): New function.
1741 (find_uninit_use): New function.
1742 (warn_uninitialized_phi): New function.
1743 (compute_possibly_undefined_names): New function.
1744 (ssa_undefined_value_p): New function.
1745 (execute_late_warn_uninitialized): New function.
1746 * tree-ssa.c (ssa_undefined_value_p): Removed.
1747 (warn_uninit): Changed to extern.
1748 (warn_uninitialized_phi): Removed.
1749 (warn_uninitialized_vars): Changed to extern.
1750 (execute_late_warn_uninitialized): Removed
1751 * tree-flow.h: Add new prototypes.
1752 * timevar.def: Add new time variable.
1753 * Makefile.in: Add new build file.
1755 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1757 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1760 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1763 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1765 2010-04-28 Martin Jambor <mjambor@suse.cz>
1767 * cgraph.h (struct cgraph_node): New field indirect_calls.
1768 (struct cgraph_indirect_call_info): New type.
1769 (struct cgraph_edge): Removed field indirect_call. New fields
1770 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1771 (cgraph_create_indirect_edge): Declare.
1772 (cgraph_make_edge_direct): Likewise.
1773 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1774 * ipa-prop.h (struct ipa_param_call_note): Removed.
1775 (struct ipa_node_params): Removed field param_calls.
1776 (ipa_create_all_structures_for_iinln): Declare.
1777 * cgraph.c: Described indirect edges and uids in initial comment.
1778 (cgraph_add_edge_to_call_site_hash): New function.
1779 (cgraph_edge): Search also among the indirect edges, use
1780 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1781 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1782 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1784 (initialize_inline_failed): Assign a reason to indirect edges.
1785 (cgraph_create_edge_1): New function.
1786 (cgraph_create_edge): Moved some functionality to
1787 cgraph_create_edge_1.
1788 (cgraph_create_indirect_edge): New function.
1789 (cgraph_edge_remove_callee): Add an assert checking for
1791 (cgraph_edge_remove_caller): Special-case indirect edges.
1792 (cgraph_remove_edge): Likewise.
1793 (cgraph_set_edge_callee): New function.
1794 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1795 (cgraph_make_edge_direct): New function.
1796 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1797 the declaration of the call statement matches.
1798 (cgraph_node_remove_callees): Special-case indirect edges.
1799 (cgraph_clone_edge): Likewise.
1800 (cgraph_clone_node): Clone also the indirect edges.
1801 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1802 indirect_call, dump count of indirect_calls edges.
1803 * ipa-prop.c (iinlining_processed_edges): New variable.
1804 (ipa_note_param_call): Create indirect edges instead of
1805 creating notes. New parameter node.
1806 (ipa_analyze_call_uses): New parameter node, pass it on to
1807 ipa_note_param_call.
1808 (ipa_analyze_stmt_uses): Likewise.
1809 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1810 (print_edge_addition_message): Work on edges rather than on notes.
1811 (update_call_notes_after_inlining): Likewise, renamed to
1812 update_indirect_edges_after_inlining.
1813 (ipa_create_all_structures_for_iinln): New function.
1814 (ipa_free_node_params_substructures): Do not free notes.
1815 (ipa_edge_duplication_hook): Propagate bits within
1816 iinlining_processed_edges bitmap.
1817 (ipa_node_duplication_hook): Do not duplicate notes.
1818 (free_all_ipa_structures_after_ipa_cp): Renamed to
1819 ipa_free_all_structures_after_ipa_cp.
1820 (free_all_ipa_structures_after_iinln): Renamed to
1821 ipa_free_all_structures_after_iinln.
1822 (ipa_write_param_call_note): Removed.
1823 (ipa_read_param_call_note): Removed.
1824 (ipa_write_indirect_edge_info): New function.
1825 (ipa_read_indirect_edge_info): Likewise.
1826 (ipa_write_node_info): Do not stream notes, do stream information
1828 (ipa_read_node_info): Likewise.
1829 (lto_ipa_fixup_call_notes): Removed.
1830 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1831 * ipa-inline.c (pass_ipa_inline): Likewise.
1832 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1833 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1834 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1836 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1838 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1839 (output_cgraph): Stream also indirect edges.
1840 (lto_output_edge): Added capability to stream indirect edges.
1841 (input_edge): Likewise.
1842 (input_cgraph_1): Likewise.
1843 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1846 2010-04-28 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/43879
1849 PR tree-optimization/43909
1850 * tree-ssa-structalias.c (struct variable_info): Add
1851 only_restrict_pointers flag.
1852 (new_var_info): Initialize it. Increment stats.total_vars here.
1853 (create_function_info_for): Do not increment stats.total_vars here.
1854 (get_function_part_constraint): Fix build with C++.
1855 (insert_into_field_list): Remove.
1856 (push_fields_onto_fieldstack): Properly merge fields.
1857 (create_variable_info_for): Split and simplify.
1858 (create_variable_info_for_1): New piece.
1859 (intra_create_variable_infos): Properly make restrict constraints
1862 2010-04-28 Richard Guenther <rguenther@suse.de>
1865 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1867 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1868 Jan Hubicka <hubicka@ucw.cz>
1870 * doc/invoke.texi (-Wsuggest-attribute=const,
1871 -Wsuggest-attribute=pure): Document.
1872 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1873 (function_always_visible_to_compiler_p,
1874 suggest_attribute, warn_function_pure, warn_function_const):
1876 (check_call): Improve debug info.
1877 (analyze_function): Do not check availability.
1878 (add_new_function): Check availability.
1879 (propagate): Output warnings.
1880 (skip_function_for_local_pure_const): New function.
1881 (local_pure_const): Use it; output warnings.
1882 * common.opt (Wsuggest-attribute=const,
1883 Wsuggest-attribute=pure): New.
1885 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1887 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1888 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1889 or DW_CFA_def_cfa_offset{,_sf}.
1891 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1893 * tree.h: Fix truncated long macros.
1895 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1897 * collect2.c (TARGET_64BIT): Redefine to target's default.
1898 * tlink.c: Likewise.
1899 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1900 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1901 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1902 for underscoring __USER_LABEL_PREFIX__.
1903 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1904 (SUB_LINK_ENTRY32): New.
1905 (SUB_LINK_ENTRY64): New.
1906 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1907 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1908 (SUB_LINK_ENTRY64): New.
1909 (SUB_LINK_ENTRY): New.
1910 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1911 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1912 x64 target is choosen.
1913 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1914 * configure: Regenerated.
1915 * configure.ac (leading-mingw64-underscores): Option added.
1917 2010-04-27 Jan Hubicka <jh@suse.cz>
1919 * doc/invoke.texi (-fipa-profile): Document.
1920 * opts.c (decode_options): Enable ipa-profile at -O1.
1921 * timevar.def (TV_IPA_PROFILE): Define.
1922 * common.opt (fipa-profile): Add.
1923 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1925 (cgraph_propagate_frequency): Handle only local ones.
1926 * tree-pass.h (pass_ipa_profile): Declare.
1927 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1928 (pass_ipa_profile): Use TV_IPA_PROFILE.
1929 * ipa.c (ipa_profile): New function.
1930 (gate_ipa_profile): Likewise.
1931 (pass_ipa_profile): New global variable.
1932 * passes.c (pass_ipa_profile): New.
1934 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1936 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1938 2010-04-27 Martin Jambor <mjambor@suse.cz>
1941 * ipa.c (dissolve_same_comdat_group_list): New function.
1942 (function_and_variable_visibility): Call
1943 dissolve_same_comdat_group_list when comdat group contains external or
1945 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1946 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1948 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1950 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1951 (const_hash_1) <VECTOR_CST>: New case.
1952 (compare_constant) <VECTOR_CST>: Likewise.
1953 <ADDR_EXPR>: Deal with LABEL_REFs.
1954 (copy_constant) <VECTOR_CST>: New case.
1956 2010-04-27 Jan Hubicka <jh@suse.cz>
1958 * cgraph.c (cgraph_propagate_frequency): New function.
1959 * cgraph.h (cgraph_propagate_frequency): Declare.
1960 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1961 cgraph_propagate_frequency.
1963 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1965 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1967 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1970 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1971 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1972 here to determine which regs to push and how much stack to reserve.
1974 2010-04-27 Jie Zhang <jie@codesourcery.com>
1976 * doc/gimple.texi (gimple_statement_with_ops): Remove
1977 addresses_taken field.
1978 (gimple_statement_with_memory_ops): Likewise.
1980 2010-04-27 Jan Hubicka <jh@suse.cz>
1982 * tree-inline.c (eni_inlining_weights): Remove.
1983 (estimate_num_insns): Special case more builtins.
1985 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1988 * c-typeck.c (build_binary_op): Move forward check for comparison
1989 pointer with null pointer constant and adjust the diagnostic message.
1991 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1994 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1995 binutils supports extended .section directive needed by LTO, or
1996 warn if older binutils found.
1997 (LTO_BINARY_READER): New AC_SUBST'd variable.
1998 (LTO_USE_LIBELF): Likewise.
1999 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2001 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2002 (LTO_USE_LIBELF): Likewise.
2003 * configure: Regenerate.
2005 * collect2.c (is_elf): Rename from this ...
2006 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2007 object files in addition to ELF-formatted ones.
2008 (scan_prog_file): Caller updated. Also allow for LTO info marker
2009 symbol to be prefixed or not by an extra underscore.
2011 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2012 * config/i386/winnt.c: Also #include lto-streamer.h
2013 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2015 (i386_pe_asm_output_aligned_decl_common): Add comment.
2016 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2018 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2021 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2022 Add missing earlyclobber for second alternative.
2024 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2026 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2027 bits for artificial defs at the top of the block.
2028 * fwprop.c (single_def_use_enter_block): Don't call it.
2030 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2033 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2034 instead of "$gcc_cv_objdump -T".
2035 Use "-undefined dynamic_lookup" on darwin.
2036 * gcc/configure: Regenerate.
2038 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2041 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2043 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2045 * c-parser.c (struct c_token): Move location field up.
2046 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2047 (struct c_declspecs): Convert typespec_word, storage_class, and
2048 default_int_p into bitfields.
2049 (struct c_declarator): Move loc field up.
2051 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2053 * cfgloop.h (struct loop): Move can_be_parallel field up.
2054 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2055 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2057 (struct iv_cand): Convert pos field into a bitfield.
2058 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2060 (struct _stmt_vec_info): Shuffle fields for better packing.
2062 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2064 * varasm.c (IN_NAMED_SECTION): Remove guard.
2065 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2066 (IN_NAMED_SECTION_P): ...this.
2067 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2068 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2070 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2072 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2073 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2074 of shadowing it. Fix comments.
2076 2010-04-26 Jan Hubicka <jh@suse.cz>
2078 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2079 (cgraph_clone_node): Copy function frequency.
2080 * cgraph.h (node_frequency): New enum
2081 (struct cgraph_node): Add.
2082 * final.c (rest_of_clean_state): Update.
2083 * lto-cgraph.c (lto_output_node): Output node frequency.
2084 (input_overwrite_node): Input node frequency.
2085 * tre-ssa-loop-ivopts (computation_cost): Update.
2086 * lto-streamer-out.c (output_function): Do not output function
2088 * predict.c (maybe_hot_frequency_p): Update and handle functions
2090 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2092 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2093 (compute_function_frequency): Set noreturn functions to be executed
2095 (choose_function_section): Update.
2096 * lto-streamer-in.c (input_function): Do not input function frequency.
2097 * function.c (allocate_struct_function): Do not initialize function
2099 * function.h (function_frequency): Remove.
2100 (struct function): Remove function frequency.
2101 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2102 (try_update): Update.
2103 * tree-inline.c (initialize_cfun): Do not update function frequency.
2104 * passes.c (pass_init_dump_file): Update.
2105 * i386.c (ix86_compute_frame_layout): Update.
2106 (ix86_pad_returns): Update.
2108 2010-04-26 Jie Zhang <jie@codesourcery.com>
2110 PR tree-optimization/43833
2111 * tree-vrp.c (range_int_cst_p): New.
2112 (range_int_cst_singleton_p): New.
2113 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2114 when both operands are constants. Use range_int_cst_p in
2117 2010-04-26 Jan Hubicka <jh@suse.cz>
2119 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2121 2010-04-26 Richard Guenther <rguenther@suse.de>
2124 * gimple.c (gimple_decl_printable_name): Deal gracefully
2125 with a NULL DECL_NAME.
2127 2010-04-26 Richard Guenther <rguenther@suse.de>
2130 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2131 if emitting debug information and it is either a function
2132 or a namespace decl.
2134 2010-04-26 Ira Rosen <irar@il.ibm.com>
2136 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2137 determine if the statement is vectorizable, and a macro to access it.
2138 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2139 Skip statements that can't be vectorized. If the analysis fails,
2140 mark the statement as unvectorizable if vectorizing basic block.
2141 (vect_compute_data_refs_alignment): Likewise.
2142 (vect_verify_datarefs_alignment): Skip statements marked as
2143 unvectorizable. Add print.
2144 (vect_analyze_group_access): Skip statements that can't be
2145 vectorized. If the analysis fails, mark the statement as
2146 unvectorizable if vectorizing basic block.
2147 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2148 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2149 generated stmts for SLP.
2150 (new_stmt_vec_info): Initialize the new field.
2151 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2152 statements marked as unvectorizable.
2154 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2156 * c-common.c (flag_isoc1x): New.
2157 (flag_isoc99): Update comment.
2158 * c-common.h (flag_isoc1x): New.
2159 (flag_isoc99): Update comment.
2160 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2161 __<type>_DECIMAL_DIG__.
2162 * c-opts.c (set_std_c1x): New.
2163 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2164 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2165 * c.opt (-std=c1x, -std=gnu1x): New options.
2166 * doc/cpp.texi: Mention -std=c1x.
2167 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2168 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2169 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2170 * doc/standards.texi: Mention C1X.
2171 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2172 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2173 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2176 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2178 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2179 placeholder from 0x%x to %#x.
2180 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2181 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2182 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2183 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2184 * config/i386/i386.c (ix86_target_string): Ditto.
2185 (output_pic_addr_const): Ditto.
2186 (print_operand): Ditto.
2188 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2190 * combine.c (find_split_point): Add third argument. Use it
2191 to find nested multiply-accumulate instructions. Adjust calls.
2192 (try_combine): Adjust call to find_split_point.
2194 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2196 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2198 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2200 PR tree-optimization/41442
2201 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2202 (fold_binary_loc): Call it.
2204 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2206 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2207 * opts.c (common_handle_option): Allow disabling it.
2208 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2210 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2212 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2213 between modes if both types are integral.
2215 2010-04-23 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/43572
2218 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2220 2010-04-23 Richard Guenther <rguenther@suse.de>
2223 * tree-inline.c (tree_can_inline_p): Also check compatibility
2226 2010-04-23 Martin Jambor <mjambor@suse.cz>
2228 PR tree-optimization/43846
2229 * tree-sra.c (struct access): New flag grp_assignment_read.
2230 (build_accesses_from_assign): Set grp_assignment_read.
2231 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2232 (enum mark_read_status): New type.
2233 (analyze_access_subtree): Propagate grp_assignment_read, create
2234 accesses also if both direct_read and root->grp_assignment_read.
2236 2010-04-23 Martin Jambor <mjambor@suse.cz>
2239 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2240 function does not have type attributes.
2242 2010-04-23 Richard Guenther <rguenther@suse.de>
2245 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2248 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2250 * sese.h (create_if_region_on_edge): Remove.
2252 * sese.c (create_if_region_on_edge): Make static.
2254 * tree-inline.c: Do not include ggc.h.
2256 * expr.c: Do not include ggc.h.
2258 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2261 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2264 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2265 in the middle of insns for casesi_worker_2.
2267 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2269 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2271 2010-04-22 Ira Rosen <irar@il.ibm.com>
2273 PR tree-optimization/43842
2274 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2275 loop unrolling in update of exit phis. Fix comment.
2276 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2277 least two reduction statements in the loop before starting SLP
2280 2010-04-22 Nick Clifton <nickc@redhat.com>
2282 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2284 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2286 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2289 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2291 * tree-parloops.c (loop_parallel_p): New argument
2292 parloop_obstack. Pass it down.
2293 (parallelize_loops): New variable parloop_obstack. Initialize it,
2294 pass it down, free it.
2296 * tree-loop-linear.c (linear_transform_loops): Pass down
2299 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2300 of type struct obstack *.
2302 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2303 scratch_obstack. Initialize it, pass down, free it.
2305 * lambda.h (lambda_loop_new): Remove.
2306 (lambda_matrix_new, lambda_matrix_inverse)
2307 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2308 argument of type struct obstack *.
2310 * lambda-trans.c (lambda_trans_matrix_new): New argument
2311 lambda_obstack. Pass it down, use obstack allocation for ret.
2312 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2315 * lambda-mat.c (lambda_matrix_get_column)
2316 (lambda_matrix_project_to_null): Remove.
2317 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2319 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2322 * lambda-code.c (lambda_loop_new): New function.
2323 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2324 (lambda_compute_auxillary_space, lambda_compute_target_space)
2325 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2326 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2327 (build_access_matrix): New argument lambda_obstack. Use obstack
2329 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2330 argument lambda_obstack. Pass it down.
2332 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2334 * optabs.h (expand_widening_mult): Declare.
2336 2010-04-22 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/43845
2339 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2340 lookup the CALL_EXPR function and arguments.
2342 2010-04-22 Nick Clifton <nickc@redhat.com>
2344 * config/stormy16/stormy16.c
2345 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2346 * config/stormy16/stormy16.h: Tidy up formatting.
2347 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2348 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2349 (ineqbranchsi): Delete pattern.
2350 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2351 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2352 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2353 stormy16-lib2-ucmpsi2.c.
2355 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2357 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2358 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2359 extra set merge_set_noclobber, and use it to relax the final test
2361 * df.h (df_simulate_find_noclobber_defs): Declare.
2362 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2364 (df_simulate_find_noclobber_defs): New function.
2366 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.md: Use {} around multi-line preparation statements.
2370 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2372 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2373 (process_init_element): New argument of type struct obstack *.
2375 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2376 (set_init_index, set_init_label, set_nonincremental_init)
2377 (set_nonincremental_init_from_string, find_init_member)
2378 (output_init_element, output_pending_init_elements)
2379 (process_init_element): New argument braced_init_obstack. Pass it
2381 (push_range_stack, add_pending_init): New argument
2382 braced_init_obstack. Use obstack allocation.
2384 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2385 braced_init_obstack. Pass it down.
2386 (c_parser_braced_init): New variables ret, braced_init_obstack.
2387 Initialize obstack, pass it down and finally free it.
2389 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2392 * tree-pass.h (pass_optimize_widening_mul): Declare.
2393 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2394 gate_optimize_widening_mul): New static functions.
2395 (pass_optimize_widening_mul): New.
2396 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2397 <case MULT_EXPR>: Remove support for widening multiplies.
2398 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2399 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2400 simplify_gen_unary rather than directly building extensions.
2401 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2403 * expmed.c (expand_widening_mult): New function.
2404 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2406 2010-04-21 Jan Hubicka <jh@suse.cz>
2408 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2409 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2410 * lto-wpa-fixup.c: Remove.
2411 * Makefile.in (lto-wpa-fixup.o): Remove.
2412 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2413 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2414 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2416 2010-04-21 Jan Hubicka <jh@suse.cz>
2418 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2419 add write_optimization_summary, read_optimization_summary.
2420 (ipa_write_summaries_of_cgraph_node_set): Remove.
2421 (ipa_write_optimization_summaries): Declare.
2422 (ipa_read_optimization_summaries): Declare.
2423 * ipa-cp.c (pass_ipa_cp): Update.
2424 * ipa-reference.c (pass_ipa_reference): Update.
2425 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2426 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2428 * ipa-inline.c (pass_ipa_inline): Update.
2429 * ipa.c (pass_ipa_whole_program): Update.
2430 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2431 * passes.c (ipa_write_summaries_1): Do not test wpa.
2432 (ipa_write_optimization_summaries_1): New.
2433 (ipa_write_optimization_summaries): New.
2434 (ipa_read_summaries): Do not test ltrans.
2435 (ipa_read_optimization_summaries_1): New.
2436 (ipa_read_optimization_summaries): New.
2438 2010-04-21 Jan Hubicka <jh@suse.cz>
2440 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2442 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2444 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2447 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2448 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2450 2010-04-21 Jan Hubicka <jh@suse.cz>
2452 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2454 2010-04-21 Jan Hubicka <jh@suse.cz>
2456 * varpool.c (decide_is_variable_needed): Variable is always needed
2459 2010-04-21 Jan Hubicka <jh@suse.cz>
2461 * opts.c (decode_options): Enable pure-const pass for whopr.
2463 2010-04-21 Jan Hubicka <jh@suse.cz>
2465 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2466 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2468 (cgraph_decide_inlining): Do not expect callee to be removed in all
2471 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2473 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2475 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2477 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2478 amdfam10_decode attributes.
2480 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2483 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2484 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2485 (lower_copyprivate_clauses): Use private var in outer
2486 context instead of original var. Make sure the types
2487 are correct for VLAs.
2489 2010-04-21 Richard Guenther <rguenther@suse.de>
2491 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2492 to non-pointer objects.
2494 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2496 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2497 last chain entry if it starts with the still current label.
2498 (add_location_or_const_value_attribute): Check that
2499 loc_list->first->next is NULL instead of comparing ->first with ->last.
2500 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2501 to add_var_loc_to_decl.
2503 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2504 >= 4 add also address size and segment size fields into CIE header.
2506 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2507 long as address size is the same as sizeof (void *) and
2509 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2510 address size or segment size is unexpected, return DW_EH_PE_omit.
2511 (classify_object_over_fdes): If get_cie_encoding returned
2512 DW_EH_PE_omit, return -1.
2513 (init_object): If classify_object_over_fdes returned -1,
2514 pretend there were no FDEs at all.
2516 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2519 bswap{si,di}2 using SWI48 mode iterator.
2520 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2521 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2522 set modrm attribute of bswap insn to 0 and remove length attribute.
2523 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2524 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2525 set mode attribute to <MODE> and remove length attribute.
2527 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2529 PR rtl-optimization/43520
2530 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2531 zero available registers.
2533 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2535 * builtins.c (fold_builtin_cproj): Fold more cases.
2537 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2540 (fold_builtin_1): Fold builtin cproj.
2541 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2542 Use ATTR_CONST_NOTHROW_LIST.
2544 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2547 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2548 ffsi2_no_cmove for !TARGET_CMOVE.
2549 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2550 (ffssi2): Remove expander.
2551 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2553 (ctz<mode>2): Ditto from ctz{si,di}2.
2554 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2556 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2559 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2561 * dwarf2out.c (AT_linkage_name): Define.
2562 (clone_as_declaration): Handle DW_AT_linkage_name.
2563 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2564 of DW_AT_MIPS_linkage_name.
2565 (move_linkage_attr): Likewise.
2566 (dwarf2out_finish): Likewise.
2568 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2571 * fold-const.c (fold_comparison): New folding rule.
2573 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2575 * double-int.h (double_int_setbit): Declare.
2576 * double-int.c (double_int_setbit): New function.
2577 * rtl.h (immed_double_int_const): Declare.
2578 * emit-rtl.c (immed_double_int_const): New function.
2579 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2580 and immed_double_int_const functions.
2581 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2582 expand_copysign_bit): (Ditto.).
2583 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2584 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2585 * dojump.c (prefer_and_bit_test): (Ditto.).
2586 * expr.c (convert_modes, reduce_to_bit_field_precision,
2587 const_vector_from_tree): (Ditto.).
2588 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2590 2010-04-20 Jan Hubicka <jh@suse.cz>
2592 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2593 (dump_cgraph_node): Dump new flags.
2594 * cgraph.h (struct cgraph_node): Add flags
2595 reachable_from_other_partition and in_other_partition.
2596 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2597 other partition can not be removed.
2598 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2599 the other partition must be output; silence sanity checking on
2600 leaking functions bodies from other paritition.
2601 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2602 (lto_output_node): Output new flags; do not sanity check that inline
2603 clones are output; drop lto_forced_extern_inline_p code; do not mock
2604 visibility flags at partition boundaries.
2605 (add_node_to): New function.
2606 (output_cgraph): Use it to sort functions so masters appear before
2608 (input_overwrite_node): Input new flags.
2609 * passes.c (ipa_write_summaries): Do not call
2610 lto_new_extern_inline_states.
2611 * lto-section-out.c (forced_extern_inline,
2612 lto_new_extern_inline_states lto_delete_extern_inline_states,
2613 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2614 * lto-streamer.h (lto_new_extern_inline_states,
2615 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2616 lto_forced_extern_inline_p): Kill.
2618 2010-04-20 Richard Guenther <rguenther@suse.de>
2620 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2621 from vars that can have pointers.
2622 (process_constraint): Dump useless constraints.
2624 2010-04-20 Richard Guenther <rguenther@suse.de>
2626 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2627 (dump_sa_points_to_info): Remove asserts.
2628 (init_base_vars): nothing_id isn't an escape point nor does it
2631 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2633 * tree.h (TYPE_REF_IS_RVALUE): Define.
2634 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2635 should_move_die_to_comdat, prune_unused_types_walk): Handle
2636 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2637 (modified_type_die, gen_reference_type_die): Emit
2638 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2639 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2641 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2644 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2645 calls for -fpic -m31 if they have been sibcall optimized.
2647 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2649 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2650 ar.lc fixed and call-used.
2652 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2654 2010-04-19 Jan Hubicka <jh@suse.cz>
2656 * opts.c (decode_options): Disable whpr incompatible passes.
2657 * lto/lto.c (lto_1_to_1_map): Skip clones.
2658 (read_cgraph_and_symbols): Do not mark everything as needed.
2659 (do_whole_program_analysis): Do map only after optimizing;
2660 set proper cgraph_state; use passmanager.
2662 2010-04-19 DJ Delorie <dj@redhat.com>
2664 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2665 POINTER_PLUS_EXPR and fix them.
2667 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2669 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2670 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2671 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2672 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2673 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2674 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2675 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2676 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2677 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2678 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2679 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2681 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2683 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2684 (check_cond_move_block): Likewise.
2685 (cond_move_process_if_block): Likewise.
2686 (noce_find_if_block): Improve formatting.
2687 (find_if_header): Pass 0 to memset and tweak conditions.
2688 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2690 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2692 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2696 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2697 with non-local decl doesn't need chain.
2699 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2701 * ira-color.c (allocno_reload_assign): Avoid accumulating
2702 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2704 2010-04-19 Martin Jambor <mjambor@suse.cz>
2706 * gimple.h (create_tmp_reg): Declare.
2707 * gimplify.c (create_tmp_reg): New function.
2708 (gimplify_return_expr): Use create_tmp_reg.
2709 (gimplify_omp_atomic): Likewise.
2710 (gimple_regimplify_operands): Likewise.
2711 * tree-dfa.c (make_rename_temp): Likewise.
2712 * tree-predcom.c (predcom_tmp_var): Likewise.
2713 (reassociate_to_the_same_stmt): Likewise.
2714 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2715 (get_replaced_param_substitute): Likewise.
2716 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2717 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2718 * tree-ssa-pre.c (get_representative_for): Likewise.
2719 (create_expression_by_pieces): Likewise.
2720 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2721 (create_tailcall_accumulator): Likewise.
2723 2010-04-19 Martin Jambor <mjambor@suse.cz>
2725 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2727 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2729 2010-04-19 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/43796
2732 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2733 from SCEV in the lattice.
2734 (vrp_visit_phi_node): Dump change.
2736 2010-04-19 Richard Guenther <rguenther@suse.de>
2738 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2739 * configure: Re-generated.
2741 2010-04-19 Richard Guenther <rguenther@suse.de>
2743 PR tree-optimization/43783
2744 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2745 constant ARRAY_REF operands two and three if possible.
2747 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2752 2010-04-19 Jie Zhang <jie@codesourcery.com>
2755 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2757 2010-04-19 Ira Rosen <irar@il.ibm.com>
2759 PR tree-optimization/37027
2760 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2761 and macro to access it.
2762 (vectorizable_reduction): Add argument.
2763 (vect_get_slp_defs): Likewise.
2764 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2765 statements for possible use in SLP.
2766 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2767 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2768 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2770 (vectorizable_reduction): Likewise.
2771 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2773 (vectorizable_type_demotion, vectorizable_type_promotion,
2774 vectorizable_store): Likewise.
2775 (vect_analyze_stmt): Update call to vectorizable_reduction.
2776 (vect_transform_stmt): Likewise.
2777 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2778 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2779 from different interleaving chains in same node.
2780 (vect_slp_rearrange_stmts): New function.
2781 (vect_supported_load_permutation_p): Allow load permutations for
2782 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2783 inside SLP nodes if necessary.
2784 (vect_analyze_slp_instance): Handle reductions.
2785 (vect_analyze_slp): Try to build SLP instances originating from groups
2787 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2788 (vect_get_constant_vectors): Create initial vectors for reductions
2789 according to reduction code. Add new argument.
2790 (vect_get_slp_defs): Add new argument, pass it to
2791 vect_get_constant_vectors.
2792 (vect_schedule_slp_instance): Remove SLP tree root statements.
2794 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2796 * tree.h (ENUM_IS_SCOPED): Define.
2797 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2798 for ENUM_IS_SCOPED enums.
2800 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2802 * fold-const.c (fold_comparison): Use ssizetype.
2803 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2804 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2805 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2806 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2808 * tree.h (initialize_sizetypes): Remove parameter.
2809 (build_common_tree_nodes): Remove second parameter.
2810 * stor-layout.c (initialize_sizetypes): Remove parameter.
2811 Always create an unsigned type.
2812 (set_sizetype): Assert that the passed type is unsigned and simplify.
2813 * tree.c (build_common_tree_nodes): Remove second parameter.
2814 Adjust call to initialize_sizetypes.
2815 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2816 build_common_tree_nodes.
2818 2010-04-18 Matthias Klose <doko@ubuntu.com>
2820 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2822 2010-04-18 Ira Rosen <irar@il.ibm.com>
2824 PR tree-optimization/43771
2825 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2826 load permutation doesn't have gaps.
2828 2010-04-18 Jan Hubicka <jh@suse.cz>
2830 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2831 (sse_prologue_save_insn expander): Use new pattern.
2832 (sse_prologue_save_insn1): New pattern and splitter.
2833 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2835 * i386.c (setup_incoming_varargs_64): Do not compute jump
2837 (ix86_gimplify_va_arg): Update alignment needed.
2838 (ix86_local_alignment): Do not align all local arrays to 128bit.
2840 2010-04-17 Jan Hubicka <jh@suse.cz>
2842 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2844 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2846 * arm.md (negdi2): Remove redundant code to force values into a
2849 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2851 * arm/bpabi.S: Add EABI alignment attributes to objects.
2852 * arm/bpabi-v6m.S: Likewise.
2853 * arm/crti.asm: Likewise.
2854 * arm/crtn.asm: Likewise.
2855 * arm/lib1funcs.asm: Likewise.
2856 * arm/libunwind.S: Likewise.
2858 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2860 * arm-protos.h (tune_params): New structure.
2861 * arm.c (current_tune): New variable.
2862 (arm_constant_limit): Delete.
2863 (struct processors): Add pointer to the tune parameters.
2864 (arm_slowmul_tune): New tuning option.
2865 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2866 (all_cores): Adjust to pick up the tuning model.
2867 (arm_constant_limit): New function.
2868 (arm_override_options): Select the appropriate tuning model. Delete
2869 initialization of arm_const_limit.
2870 (arm_split_constant): Use the new constant-limit model.
2871 (arm_rtx_costs): Pick up the current tuning model.
2872 * arm.md (is_strongarm, is_xscale): Delete.
2873 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2874 for Xscale variant architectures.
2875 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2877 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2879 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2881 (arm_rtx_costs_1): Remove unused variable extra_cost.
2882 (arm_unwind_emit_set): Use variable offset.
2883 (thumb1_output_casesi): Remove unused variable flags.
2885 2010-04-16 Jeff Law <law@redhat.com>
2887 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2888 needing assignment rather than doing a two-phase assignment. Remove
2889 unused variable 'm'.
2891 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2894 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2896 2010-04-16 Doug Kwan <dougkwan@google.com>
2898 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2899 (next_operand_entry_id): New static variable.
2900 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2901 (add_to_ops_vec): Assigned unique ID to operand entry.
2902 (struct oecount_s): New field ID.
2903 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2904 (undistribute_ops_list): Assign unique IDs to oecounts.
2905 (init_reassoc): reset next_operand_entry_id.
2907 2010-04-16 Doug Kwan <dougkwan@google.com>
2909 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2910 missing left parenthesis.
2912 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2915 *btdi_rex64 using SWI48 mode iterator.
2916 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2917 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2918 *jcc_btdi_mask_rex64.
2920 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2922 * double-int.h (tree_to_double_int): Convert to macro.
2923 * double-int.c (tree_to_double_int): Remove.
2925 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2928 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2929 with want_address 2 and in case a single element list might be
2930 possible, call it again with want_address 0.
2932 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2934 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2935 case 'W' print operands for HI mode.
2936 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2937 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2938 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2939 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2941 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2943 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2944 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2945 #xx:3 and #xx:4 mode.
2947 * config/h8300/h8300.md (inverted load with HImode dest): Add
2948 support for H8300SX.
2950 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2951 satisfy 'U' constraint.
2953 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2955 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2956 * configure: Regenerate.
2957 * config.in: Regenerate.
2958 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2961 2010-04-16 Richard Guenther <rguenther@suse.de>
2963 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2964 (struct tree_decl_common): ... here.
2965 (DECL_PT_UID): Adjust.
2966 (SET_DECL_PT_UID): Likewise.
2967 (DECL_PT_UID_SET_P): Likewise.
2969 2010-04-16 Richard Guenther <rguenther@suse.de>
2971 PR tree-optimization/43572
2972 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2973 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2974 * tree-flow.h (is_call_clobbered): Remove.
2975 * tree-flow-inline.h (is_call_clobbered): Likewise.
2976 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2977 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2978 (execute_return_slot_opt): Adjust.
2979 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2980 check for call clobbered vars here.
2981 (find_tail_calls): Move tailcall verification to the
2984 2010-04-16 Diego Novillo <dnovillo@google.com>
2986 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2988 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2991 * config/arm/arm.md (cbranchqi4): New pattern.
2992 * config/arm/predicates.md (const0_operand,
2993 cbranchqi4_comparison_operator): New predicates.
2995 2010-04-16 Richard Guenther <rguenther@suse.de>
2997 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2998 (dump_gimple_stmt): Likewise.
3000 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3002 * recog.h (struct recog_data): New field is_operator.
3003 (struct insn_operand_data): New field is_operator.
3004 * recog.c (extract_insn): Set recog_data.is_operator.
3005 * genoutput.c (output_operand_data): Emit code to set the
3007 * reload.c (find_reloads): Use it rather than testing for an
3008 empty constraint string.
3011 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3012 If the previous insn is a cbranchsi4_insn with the same arguments,
3013 omit the compare instruction.
3015 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3016 register, inputs must be low registers and we need a low register
3017 scratch. Handle alternative 2 like alternative 3.
3019 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3021 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3022 don't call get_addr on both. If one expression is a VALUE and
3023 the other a REG, check VALUE's locs if the REG isn't among them.
3025 2010-04-16 Christian Bruel <christian.bruel@st.com>
3027 * config/sh/sh.h (sh_frame_pointer_required): New function.
3028 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3029 (flag_omit_frame_pointer) Set.
3030 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3031 (rounded_frame_size): Adjust size with outgoing_args_size.
3032 (sh_set_return_address): Must return from stack pointer.
3033 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3034 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3035 (ACCUMULATE_OUTGOING_ARGS): Define.
3036 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3037 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3039 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3042 * config/sh/sh.c (sh_legitimize_reload_address): Use
3043 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3044 Remove a unneeded check for offset_base.
3046 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3048 * configure: Regenerated.
3050 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3052 * config/s390/s390.c (s390_call_save_register_used): Switch back
3053 to HARD_REGNO_NREGS.
3055 2010-04-15 Richard Guenther <rguenther@suse.de>
3057 * alias.c (alias_set_subset_of): Handle alias-set zero
3060 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3061 Julian Brown <julian@codesourcery.com>
3063 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3064 alternatives according to use of high and low regs.
3065 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3066 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3067 optimizing for size on Thumb-2.
3069 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3071 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3073 2010-04-15 Richard Guenther <rguenther@suse.de>
3075 * tree-ssa-structalias.c (struct variable_info): Add
3077 (new_var_info): Initialize it.
3078 (dump_constraints): Support printing last added constraints.
3079 (debug_constraints): Adjust.
3080 (dump_constraint_graph): Likewise.
3081 (make_heapvar_for): Check for NULL cfun.
3082 (get_function_part_constraint): New function.
3083 (get_fi_for_callee): Likewise.
3084 (find_func_aliases): Properly implement IPA PTA constraints.
3085 (process_ipa_clobber): New function.
3086 (find_func_clobbers): Likewise.
3087 (insert_into_field_list_sorted): Remove.
3088 (create_function_info_for): Properly allocate vars for IPA mode.
3089 Do not use insert_into_field_list_sorted.
3090 (create_variable_info_for): Properly generate constraints for
3091 global vars in IPA mode.
3092 (dump_solution_for_var): Always dump the solution.
3093 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3094 (find_what_var_points_to): Adjust.
3095 (pt_solution_set): Change.
3096 (pt_solution_ior_into): New function.
3097 (pt_solution_empty_p): Export.
3098 (pt_solution_includes_global): Adjust.
3099 (pt_solution_includes_1): Likewise.
3100 (pt_solutions_intersect_1): Likewise.
3101 (dump_sa_points_to_info): Check some invariants.
3102 (solve_constraints): Move constraint dumping ...
3103 (compute_points_to_sets): ... here.
3104 (ipa_pta_execute): ... and here.
3105 (compute_may_aliases): Do not re-compute points-to info
3106 locally if IPA info is available.
3107 (ipa_escaped_pt): New global var.
3108 (ipa_pta_execute): Properly implement IPA PTA.
3109 * tree-into-ssa.c (dump_decl_set): Support dumping
3110 decls not in referenced-vars.
3111 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3112 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3113 (dump_points_to_solution): Likewise.
3114 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3115 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3116 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3117 (copy_decl_to_var): Copy DECL_PT_UID.
3118 (copy_result_decl_to_var): Likewise.
3119 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3120 (copy_node_stat): Copy it.
3121 * tree.h (DECL_PT_UID): New macro.
3122 (SET_DECL_PT_UID): Likewise.
3123 (DECL_PT_UID_SET_P): Likewise.
3124 (struct tree_decl_minimal): Add pt_uid member.
3125 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3126 (pt_solution_empty_p): Declare.
3127 (pt_solution_set): Adjust.
3128 (ipa_escaped_pt): Declare.
3129 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3130 * gimple-pretty-print.c (pp_points_to_solution): New function.
3131 (dump_gimple_call): Dump call clobber/use information.
3132 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3133 * tree-pass.h (TDF_ALIAS): New dump option.
3134 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3135 * doc/invoke.texi (-fipa-pta): Update documentation.
3137 2010-04-15 Richard Guenther <rguenther@suse.de>
3139 * Makefile.in (OBJS-common): Add gimple-fold.o.
3140 (gimple-fold.o): New rule.
3141 * tree.h (maybe_fold_offset_to_reference,
3142 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3144 * gimple.h: ... here.
3145 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3146 may_propagate_address_into_dereference): Move prototypes ...
3147 * gimple.h: ... here.
3148 * tree-ssa-ccp.c (get_symbol_constant_value,
3149 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3150 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3151 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3152 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3153 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3154 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3155 gimplify_and_update_call_from_tree): Move ...
3156 * gimple-fold.c: ... here. New file.
3157 (ccp_fold_builtin): Rename to ...
3158 (gimple_fold_builtin): ... this.
3159 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3161 2010-04-15 Richard Guenther <rguenther@suse.de>
3163 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3164 fit_double_type, force_fit_type_double, add_double_with_sign,
3165 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3166 lrotate_double, rrotate_double, div_and_round_double): Move ...
3167 * double-int.c: ... here.
3168 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3169 add_double, neg_double, mul_double_with_sign, mul_double,
3170 lshift_double, rshift_double, lrotate_double, rrotate_double,
3171 div_and_round_double): Move prototypes ...
3172 * double-int.h: ... here.
3174 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3177 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3178 matching constraints to ensure inputs match the output.
3180 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3183 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3184 in an input-only operand.
3186 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3188 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3189 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3190 (double_int_negative_p): Convert to static inline function.
3191 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3192 (double_int_negative_p): Remove.
3193 * tree.h (lshift_double, rshift_double):
3194 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3195 * fold-const.c (fold_convert_const_int_from_real,
3196 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3197 (lshift_double): Change type of arith argument to bool.
3198 (rshift_double): Change type of arith argument to bool. Correct
3200 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3202 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3205 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3206 at the start and end of the then/else blocks, and omit them from the
3208 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3209 argument; all callers changed. Pass zero to old_insns_match_p instead.
3210 (flow_find_head_matching_sequence): New function.
3211 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3212 * basic-block.h (flow_find_cross_jump,
3213 flow_find_head_matching_sequence): Declare functions.
3215 2010-04-14 Jason Merrill <jason@redhat.com>
3218 * c-common.c (attribute_takes_identifier_p): New fn.
3219 * c-common.h: Declare it.
3221 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3225 (*udivmod<mode>4): Ditto.
3227 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/i386.md (maxmin_int): Rename code attribute from
3230 maxminiprefix and update all users.
3231 (maxmin_float): Ditto from maxminfprefix.
3232 (logic): Ditto from logicprefix.
3233 (absneg_mnemonic): Ditto from absnegprefix.
3234 * config/i386/mmx.md: Update all users of maxminiprefix,
3235 maxminfprefix and logicprefix for rename.
3236 * config/i386/sse.md: Ditto.
3237 * config/i386/sync.md (sync_<code><mode>): Update for
3240 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3243 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3244 warnings converted to errors.
3246 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3248 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3249 used insn_type variable.
3250 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3251 to avoid set-but-not-used warning.
3253 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3255 * df-core.c (df_ref_debug): Change format string placeholder
3257 * dwarf2asm.c (dw2_asm_output_data_raw,
3258 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3259 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3260 * dwarf2out.c (output_cfi, output_cfi_directive,
3261 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3262 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3264 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3265 * print-rtl.c (print_rtx): Ditto.
3267 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3270 * builtins.c (expand_builtin_pow_root): New function to expand pow
3271 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3272 series of sqrt and cbrt calls under -ffast-math.
3273 (expand_builtin_pow): Call it.
3275 2010-04-14 Michael Matz <matz@suse.de>
3277 PR tree-optimization/42963
3278 * tree-cfg.c (touched_switch_bbs): New static variable.
3279 (group_case_labels_stmt): New function broken out from ...
3280 (group_case_labels): ... here, use the above.
3281 (start_recording_case_labels): Allocate touched_switch_bbs.
3282 (end_recording_case_labels): Deallocate it, call
3283 group_case_labels_stmt.
3284 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3286 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3288 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3291 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3293 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3295 2010-04-13 Jan Hubicka <jh@suse.cz>
3297 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3298 of optimized out static functions.
3299 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3300 cost computation. Also sanity check for overflows.
3301 (update_caller_keys): Update cgraph_edge_badness call; properly
3302 update fibheap and sanity check that it is up to date.
3303 (add_new_edges_to_heap): Update cgraph_edge_badness.
3304 (cgraph_decide_inlining_of_small_function): Likewise;
3305 add sanity checking that badness in heap is up to date;
3306 improve dumping of reason; Update badness of calls to the
3307 offline copy of function currently inlined; dump badness
3308 of functions not inlined because of unit growth limits.
3310 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3313 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3314 because of sign-extension change when converting to sizetype here...
3315 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3317 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3318 the folding to constants. Remove redundant final conversion.
3319 (fold_binary) <associate>: Do not associate if the re-association of
3320 constants alone overflows.
3321 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3322 to the end of the list.
3323 (multiple_of_p) <COND_EXPR>: New case.
3325 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3327 * opt-functions.awk (opt_sanitized_name): New.
3329 * optc-gen.awk: Use it
3330 * opth-gen.awk: Use it.
3332 2010-04-13 Martin Jambor <mjambor@suse.cz>
3334 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3335 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3336 children. Call replace_uses_with_default_def_ssa_name to handle
3339 2010-04-13 Michael Matz <matz@suse.de>
3342 * builtins.c (expand_builtin_interclass_mathfn): Also create
3343 a register if the predicate doesn't match.
3345 2010-04-13 Diego Novillo <dnovillo@google.com>
3347 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3348 * c-pch.c: Include timevar.h.
3349 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3350 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3351 * ggc-common.c: Include timevar.h.
3352 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3353 * timevar.def (TV_PCH_SAVE): Define.
3354 (TV_PCH_CPP_SAVE): Define.
3355 (TV_PCH_PTR_REALLOC): Define.
3356 (TV_PCH_PTR_SORT): Define.
3357 (TV_PCH_RESTORE): Define.
3358 (TV_PCH_CPP_RESTORE): Define.
3360 2010-04-13 Michael Matz <matz@suse.de>
3362 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3364 (can_reassociate_p): New function.
3365 (break_up_subtract_bb, reassociate_bb): Use it.
3367 2010-04-13 Richard Guenther <rguenther@suse.de>
3370 * builtins.c (c_readstr): Fix assert.
3372 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3375 when generating cltd insn.
3377 (*ashl<mode>3_1): Remove special handling for register operand 2.
3378 (*ashlsi3_1_zext): Ditto.
3379 (*ashlhi3_1): Ditto.
3380 (*ashlhi3_1_lea): Ditto.
3381 (*ashlqi3_1): Ditto.
3382 (*ashlqi3_1_lea): Ditto.
3383 (*<shiftrt_insn><mode>3_1): Ditto.
3384 (*<shiftrt_insn>si3_1_zext): Ditto.
3385 (*<shiftrt_insn>qi3_1_slp): Ditto.
3386 (*<rotate_insn><mode>3_1): Ditto.
3387 (*<rotate_insn>si3_1_zext): Ditto.
3388 (*<rotate_insn>qi3_1_slp): Ditto.
3390 2010-04-13 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-structalias.c (callused_id): Remove.
3393 (call_stmt_vars): New.
3394 (get_call_vi): Likewise.
3395 (lookup_call_use_vi): Likewise.
3396 (lookup_call_clobber_vi): Likewise.
3397 (get_call_use_vi): Likewise.
3398 (get_call_clobber_vi): Likewise.
3399 (make_transitive_closure_constraints): Likewise.
3400 (handle_const_call): Adjust to do per-call call-used handling.
3401 (handle_pure_call): Likewise.
3402 (find_what_var_points_to): Remove general callused handling.
3403 (init_base_vars): Likewise.
3404 (init_alias_vars): Initialize call_stmt_vars.
3405 (compute_points_to_sets): Process call-used and call-clobbered
3406 vars for call statements.
3407 (delete_points_to_sets): Free call_stmt_vars.
3409 2010-04-13 Richard Guenther <rguenther@suse.de>
3411 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3412 Only add RW dependence for dependence distance zero.
3413 Adjust maximal vectorization factor according to dependences.
3414 Move alignment handling ...
3415 (vect_find_same_alignment_drs): ... here. New function.
3416 (vect_analyze_data_ref_dependences): Adjust.
3417 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3418 (vect_analyze_data_refs): Adjust minimal vectorization factor
3419 according to data references.
3420 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3421 dependences before determining the vectorization factor.
3422 Analyze alignment after determining the vectorization factor.
3423 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3424 dependences before alignment.
3425 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3427 (vect_analyze_data_refs): Likewise.
3428 (MAX_VECTORIZATION_FACTOR): New define.
3430 2010-04-13 Duncan Sands <baldrick@free.fr>
3432 * except.h (lang_eh_type_covers): Remove.
3433 * except.c (lang_eh_type_covers): Likewise.
3435 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3436 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3438 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3439 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3440 UNITS_PER_LONG where it is ABI relevant.
3441 (s390_return_addr_rtx): Likewise.
3442 (s390_back_chain_rtx): Likewise.
3443 (s390_frame_area): Likewise.
3444 (s390_frame_info): Likewise.
3445 (s390_initial_elimination_offset): Likewise.
3446 (save_gprs): Likewise.
3447 (s390_emit_prologue): Likewise.
3448 (s390_emit_epilogue): Likewise.
3449 (s390_function_arg_advance): Likewise.
3450 (s390_function_arg): Likewise.
3451 (s390_va_start): Likewise.
3452 (s390_gimplify_va_arg): Likewise.
3453 (s390_function_profiler): Likewise.
3454 (s390_optimize_prologue): Likewise.
3455 (s390_rtx_costs): Likewise.
3456 (s390_secondary_reload): Likewise.
3457 (s390_promote_function_mode): Likewise.
3458 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3459 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3460 registers available.
3461 (s390_unwind_word_mode): New function.
3462 (s390_function_value): Split 64 bit values into register pair if
3463 used as return value.
3464 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3465 function call parameters. Handle parallels.
3466 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3467 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3468 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3469 (s390_expand_setmem): Remove unused variable src_addr.
3470 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3471 deal with 64 bit registers.
3472 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3473 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3474 (UNITS_PER_LONG): New macro.
3475 * libjava/include/s390-signal.h: Define extended ucontext
3476 structure containing the upper halfs of the 64 bit registers.
3478 2010-04-13 Simon Baldwin <simonb@google.com>
3480 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3482 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3484 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3485 rvalue on the RHS if the LHS is of a non-renamable type.
3486 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3488 2010-04-13 Matthias Klose <doko@ubuntu.com>
3490 * gcc.c (cc1_options): Handle -iplugindir before processing
3491 the cc1 spec. Only add -iplugindir once.
3492 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3494 * common.opt (iplugindir): Remove `Separate' property, initialize.
3495 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3497 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3498 (distclean): Remove plugin dir.
3499 * doc/invoke.texi: Document -iplugindir.
3501 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3503 * doc/plugins.texi (Loading Plugins): Document short
3504 -fplugin=foo option.
3505 (Plugin API): Mention default_plugin_dir_name function.
3507 * gcc.c (find_file_spec_function): Add new declaration.
3508 (static_spec_func): Use it for "find-file".
3509 (find_file_spec_function): Add new function.
3510 (cc1_options): Add -iplugindir option if -fplugin* options found.
3512 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3514 * plugin.c (add_new_plugin): Updated comment, and handle short
3516 (default_plugin_dir_name): Added new function.
3518 * common.opt (iplugindir): New option to set the plugin directory.
3520 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (any_rotate): New code iterator.
3523 (rotate_insn): New code attribute.
3525 (SWIM124): New mode iterator.
3526 (<rotate_insn>ti3): New expander.
3527 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3528 any_rotate code iterator.
3529 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3530 using any_rotate code iterator and SWIM124 mode iterator.
3531 (ix86_rotlti3): New insn_and_split pattern.
3532 (ix86_rotrti3): Ditto.
3533 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3534 ix86_rotl{di,ti}3 patterns.
3535 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3536 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3537 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3538 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3539 code iterator and SWI mode iterator.
3540 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3541 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3543 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3544 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3545 (bswap rotatert splitter): Add splitter.
3546 (bswap splitter): Macroize splitter using any_rotate code iterator.
3547 Add insn predicate to split only for TARGET_USE_XCHGB or when
3548 optimizing function for size.
3550 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3552 * config/pa/pa.c (emit_move_sequence): Remove use of
3553 deleted variable flag_argument_noalias.
3555 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3557 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3559 Add to unsupported targets list.
3560 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3561 sparc*-sun-solaris2.[567]* from target lists.
3562 * configure: Regenerate.
3563 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3565 Remove Solaris 7 patch references.
3566 (Specific, sparc-sun-solaris2.7): Removed.
3567 (sparc-sun-solaris2*): Update Solaris 7 example.
3568 (sparc64-*-solaris2*): Likewise.
3570 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3572 * config.build (alpha*-dec-osf4*): Remove.
3573 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3574 of obsolete configurations.
3575 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3577 * config/alpha/t-osf4: Renamed to ...
3578 * config/alpha/t-osf5: ... this.
3579 * config/alpha/osf.h: Renamed to ...
3580 * config/alpha/osf5.h: ... this.
3581 Merged old osf5.h contents.
3583 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3584 (EXTRA_SPECS): Removed.
3585 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3586 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3589 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3591 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3593 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3596 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3597 __thiscall convention.
3599 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3601 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3603 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3605 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3607 * function.c (assign_parms_initialize_all): Add unused attribute
3610 2010-04-12 Richard Guenther <rguenther@suse.de>
3612 * gsstruct.def (GSS_CALL): New.
3613 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3614 * gimple.h: Include tree-ssa-alias.h.
3615 (struct gimple_statement_call): New.
3616 (union gimple_statement_struct_d): Add gimple_call member.
3617 (gimple_call_reset_alias_info): Declare.
3618 (gimple_call_use_set): New function.
3619 (gimple_call_clobber_set): Likewise.
3620 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3621 * gimple.c (gimple_call_reset_alias_info): New function.
3622 (gimple_build_call_1): Call it.
3623 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3624 * tree-inline.c (remap_gimple_stmt): Likewise.
3625 (expand_call_inline): Remove callused handling.
3626 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3627 * tree-dfa.c (dump_variable): Likewise.
3628 * tree-parloops.c (parallelize_loops): Likewise.
3629 * tree-ssa.c (init_tree_ssa): Likewise.
3630 (delete_tree_ssa): Likewise.
3631 * tree-flow-inline.h (is_call_used): Remove.
3632 * tree-flow.h (struct gimple_df): Remove callused member.
3633 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3634 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3635 (ref_maybe_used_by_call_p_1): Simplify.
3636 (call_may_clobber_ref_p_1): Likewise.
3637 * tree-ssa-structalias.c (compute_points_to_sets): Set
3638 the call stmt used and clobbered sets.
3639 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3640 (find_tail_calls): Verify the tail call.
3642 2010-04-12 Richard Guenther <rguenther@suse.de>
3644 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3645 single-iteration always-inline inlining.
3646 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3647 (cgraph_decide_inlining): Do not handle always-inline specially.
3648 (try_inline): Remove always-inline cycle detection special case.
3649 Do not recurse on always-inlines.
3650 (cgraph_early_inlining): Do not iterate if not optimizing.
3651 (cgraph_gate_early_inlining): remove.
3652 (pass_early_inline): Run unconditionally.
3653 (gate_cgraph_decide_inlining): New function.
3654 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3655 not inlining or optimizing.
3656 (cgraph_decide_inlining_of_small_functions): Also consider
3657 always-inline functions.
3658 (cgraph_default_inline_p): Return true for nodes which should
3659 disregard inline limits.
3660 (estimate_function_body_sizes): Assume zero size and time for
3661 nodes which are marked as disregarding inline limits.
3662 (cgraph_decide_recursive_inlining): Do not perform recursive
3663 inlining on always-inline nodes.
3665 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3668 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3669 for exprs satisfying handled_component_p.
3671 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3673 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3674 non-constant aggregate elements.
3676 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3677 is a real initialization.
3679 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3682 * c-decl.c (start_function): Move forward check for nested function.
3684 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3686 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3687 * config/sh/sh.c: Include reload.h.
3688 (sh_legitimize_reload_address): New.
3689 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3690 sh_legitimize_reload_address.
3692 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3694 * config/sh/sh.md (*movqi_pop): New insn pattern.
3695 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3697 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3699 * config/i386/i386.md (any_shiftrt): New code iterator.
3700 (shiftrt_insn): New code attribute.
3702 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3703 using any_shiftrt code iterator.
3704 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3705 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3706 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3707 pattern from corresponding peephole2 patterns.
3708 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3709 using any_shiftrt code iterator.
3710 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3711 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3712 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3713 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3714 *{ashr,lshr}<mode>3_cmp_zext.
3715 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3717 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3721 (*lshr<mode>3_cconly): Ditto.
3723 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3725 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3726 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3727 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3728 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3730 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3731 from corresponding peephole2 patterns.
3732 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3733 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3734 and *lshrdi3_1_rex64 using SWI mode iterator.
3735 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3736 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3737 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3738 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3739 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3740 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3741 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3742 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3743 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3746 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3748 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3749 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3750 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3751 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3753 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3754 from corresponding peephole2 patterns.
3755 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3756 (ashrsi3_cvt): Rename from ashrsi3_31.
3757 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3758 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3759 and x86_64_shift_adj_3 using SWI48 mode iterator.
3760 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3761 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3762 and *ashrdi3_1_rex64 using SWI mode iterator.
3763 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3764 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3765 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3766 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3767 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3768 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3769 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3770 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3771 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3773 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3774 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3775 x86_shift<mode>_adj_3 expanders.
3777 2010-04-10 Wei Guozhi <carrot@google.com>
3780 * config/arm/arm.c (arm_pic_static_addr): New function.
3781 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3783 (arm_output_addr_const_extra): Output expression for new pattern.
3784 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3786 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3788 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3791 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3792 * web.c: Include "insn-config.h" and "recog.h".
3793 (union_match_dups): New function.
3794 (web_main): Call it.
3795 (union_defs): Don't try to recognize match_dups.
3797 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3798 if doing so would replace the entire pattern.
3800 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3805 and splitter pattern. Change splitter operand 1 predicate to
3808 2010-04-09 Martin Jambor <mjambor@suse.cz>
3810 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3811 lattices are addresses of CONST_DECLs with the same initial value.
3812 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3813 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3815 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3816 Bernd Schmidt <bernds@codesourcery.com>
3818 * loop-invariant.c (replace_uses): New static function.
3819 (move_invariant_reg): Use it to ensure we can replace the uses.
3821 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3823 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3825 (picochip_override_options): Enable section anchors only above -O1.
3826 (picochip_reorg): Fixed a couple of build warnings.
3828 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3830 * configure.ac (plugin -rdynamic test): Log result.
3831 * configure: Regenerate.
3832 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3833 (RDYNAMIC_SPEC): Define.
3834 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3836 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3838 * configure.ac: Determine Sun ld version numbers.
3839 (comdat_group): Restrict GNU ld version checks to gld.
3840 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3841 (enable_comdat): Support --enable-comdat.
3842 * configure: Regenerate.
3843 * doc/install.texi (Configuration): Document --enable-comdat.
3845 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3847 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3848 * config/sol2-gld.h: ... here.
3849 * config.gcc (sparc*-*-solaris2*): Reflect this.
3850 (i[34567]86-*-solaris2*): Use it.
3852 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3854 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3856 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3858 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3861 * diagnostic.c (diagnostic_initialize): Initialize
3862 some_warnings_are_errors.
3863 (diagnostic_finish): New.
3864 (diagnostic_action_after_output): Call it before exiting.
3865 (diagnostic_report_diagnostic): Do not print message here. Set
3866 some_warnings_are_errors.
3867 * diagnostic.h (diagnostic_context): Delete
3868 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3869 (diagnostic_finish): Declare.
3870 * toplev.c (toplev_main): Call it before exit.
3872 2010-04-09 Jason Merrill <jason@redhat.com>
3875 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3876 for incomplete type.
3879 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3880 based on a warning flag.
3882 2010-04-09 Richard Guenther <rguenther@suse.de>
3884 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3886 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3889 * varasm.c (default_assemble_visibility): Wrap vars that are
3890 set, but unused, by targets without GAS.
3891 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3892 Remove set, but unused, vars.
3893 (rs6000_legitimize_tls_address): Likewise.
3894 (altivec_expand_dst_builtin): Likewise.
3895 * config/darwin.c (machopic_classify_symbol): Likewise.
3896 (machopic_indirection_name): Likewise.
3898 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.md (DWI): New mode iterator.
3901 (S): New mode attribute.
3902 (shift_operand): Ditto.
3903 (shift_immediate_operand): Ditto.
3904 (ashl_input_operand): Ditto.
3905 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3906 using SDWIM mode iterator.
3907 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3908 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3910 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3911 from corresponding peephole2 patterns.
3912 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3913 and x86_64_shift_adj_1 using SWI48 mode iterator.
3914 (x86_shift<mode>_adj_2): Ditto.
3915 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3916 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3917 using SWI48 mode iterator.
3918 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3919 *ashldi3_cmp_rex64 using SWI mode iterator.
3920 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3921 *ashldi3_cconly_rex64 using SWI mode iterator.
3922 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3923 x86_shift<mode>_adj_{1,2}.
3924 (ix86_split_ashr): Ditto.
3925 (ix86_split_lshr): Ditto.
3927 2010-04-09 Richard Guenther <rguenther@suse.de>
3929 * target.h (builtin_conversion): Pass in input and output types.
3930 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3931 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3932 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3933 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3935 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3937 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3939 2010-04-09 Richard Guenther <rguenther@suse.de>
3942 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3944 2010-04-09 Richard Guenther <rguenther@suse.de>
3946 * tree-vectorizer.h (struct _stmt_vec_info): Document
3947 that vectype is the type of the LHS.
3948 (supportable_widening_operation, supportable_narrowing_operation):
3949 Get both input and output vector types as arguments.
3950 (vect_is_simple_use_1): Declare.
3951 (get_same_sized_vectype): Likewise.
3952 * tree-vect-loop.c (vect_determine_vectorization_factor):
3953 Set STMT_VINFO_VECTYPE to the vector type of the def.
3954 (vectorizable_reduction): Adjust.
3955 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3956 Adjust. Specify the output vector type.
3957 (vect_pattern_recog_1): Adjust.
3958 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3959 (vectorizable_call): Adjust.
3960 (vectorizable_conversion): Likewise.
3961 (vectorizable_operation): Likewise.
3962 (vectorizable_type_demotion): Likewise.
3963 (vectorizable_type_promotion): Likewise.
3964 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3966 (vect_is_simple_use_1): New function.
3967 (supportable_widening_operation): Get both input and output
3969 (supportable_narrowing_operation): Likewise.
3970 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3972 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3974 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3975 __thiscall and _thiscall as predefined macros.
3976 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3977 thiscall attribute handling.
3978 (ix86_comp_type_attributes): Likewise.
3979 (ix86_function_regparm): Likewise.
3980 (ix86_return_pops_args): Likewise.
3981 (init_cumulative_args): Likewise.
3982 (find_drap_reg): Likewise.
3983 (ix86_static_chain): Likewise.
3984 (x86_this_parameter): Likewise.
3985 (x86_output_mi_thunk): Likewise.
3986 (ix86_attribute_table): Add description for thiscall attribute.
3987 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3988 * doc/extend.texi: Add documentation for thiscall.
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